If a less concentrated initial solution of sodium bicarbonate was used in beaker C, would that solution require more or less bicarbonate to neutralize the acid? Why?

Answers

Answer 1

Less bicarbonate would be required to neutralize the acid if a less concentrated initial solution of sodium bicarbonate was used in beaker C.

What is bicarbonate?

Bicarbonate is a naturally occurring chemical compound composed of sodium, hydrogen and carbonate ions. It is a salt and a weak acid, and its chemical formula is NaHCO3. Bicarbonate has many uses, including baking, cleaning, medicine, and neutralizing acids. Baking soda, which is sodium bicarbonate, is used in baking as a leavening agent. It acts to create air bubbles in dough, which helps breads and cakes to rise. Bicarbonate is also used in cleaning products as a mild abrasive and a pH buffer.

This is because a less concentrated solution will have fewer moles of bicarbonate per liter of solution, thus requiring less bicarbonate to neutralize the same amount of acid.

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Related Questions

6. Which of the following does not allow observation of living organisms?
a) Bright field microscopy
b. Phase contrast microscopy
c) Fluorescent microscopy
d. Dark Field microscopy ...​

Answers

Dark field microscopy because it’s dark and you can only observe things in light

Put the following steps of Meiosis in the correct order:

I. The cell divides into 2 daughter cells
II. Homologous chromosomes pair up in the center of the cell
III. Spindle fibers separate homologous chromosomes
IV. Chromosomes become shorter and thicker
A. I, II, III, IV
B. IV, III, II, I
C. II, III, I, IV
D. IV, II, III, I

Answers

C.
Because first thing that happens in meiosis is the homologous pairs come in the center of the cell. Without that happening first, the cell can’t divide into 2 daughter cells, so it is NOT option A.
Chromosomes will become shorter and thicker at the end so the only option that remains is C.
Homologous chromosomes pair up in the center of the cell.Spindle fibers separate homologous chromosomes.The cell divides into 2 daughter cells.Chromosomes become shorter and thicker.

What is Meiosis

Meiosis  (listen); from Ancient Greek'lessening', since it is a reductional division) is a special type of cell division of germ cells in reproducing organisms that produce the gametes, such as sperm or egg cells. It involves two rounds of division that ultimately result in four cells with only one copy of each chromosome (haploid). Additionally, before the division, genetic material from the paternal and maternal copies of each chromosome is crossed over, creating new combinations of code on each chromosome. Later on, during fertilization, the haploid cells produced by meiosis between a male and female will fuse to create a cell with two copies of each chromosome again, the zygote.

Errors in meiosis resulting in aneuploidy (an abnormal number of chromosomes) are the leading known cause of miscarriage and the most frequent genetic cause of developmental disabilities.

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The change that occurs at point C could be caused by Multiple choice question. A) increased predation by wolves. B) a wet year with increased vegetative growth. C) increased competition from moose herds. D) a dry year with decreased vegetative growth.

Answers

Answer:

The answer is "Option B"

Explanation:

A wet season with increased plant growth is indicated by the fact that the population of Elks from beginning point C attained maximum population size (K100) and remained stable until point D. That's why the difference at point C could be due to the a wet year still higher plant growth.

56:25
If blood is in short supply, which blood type would be the most beneficial to have on hand if someone needed a blood transfusion?
O+
O–
AB+
AB–

Answers

I think it’s o+ if not try o- sorry if this was no help

4. Which of the following are extra senses that vertebrates may have? (Choose all that apply)
magnetoreception
proprioception
baroception
o nociception

Answers

Answer:

- Proprioception

- Magnetoreception

- Nociception

The following are the extra senses that vertebrates may have:

Magnetoreception. Proprioception.Nociception.

Thus, the correct options are A, B, and D.

What is Vertebrate?

Vertebrates may be defined as those groups of animals that possess a backbone or spinal column. It includes mammals, birds, reptiles, amphibians, and fishes.

Magnetoreception is a sense that allows the organisms to detect the senses of the Earth's magnetic field and responds to it. Proprioception may be defined as a sort of sense that allows your body abilities to sense movement, action, and location.

Nociception may completely depend on the sensory nervous system that process in response to encoding noxious stimuli.

Therefore, the correct options for this question are A, B, and D.

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48. Which of the following is an example of a point source of pollution? Agricultural pesticides from crops Oil spill from a tanker from burning fossil fuels in cars Mercury from in-land coal mines

Answers

Answer:

Oil spill

Explanation:

Its the oil spill because the pollution from it can be traced back to a specific source

What is a major role that fungi play in ecosystems

Answers

Answer:

Fungi play a crucial role in the balance of ecosystems. They colonize most habitats on earth, preferring dark, moist conditions. They can thrive in seemingly-hostile environments, such as the tundra. However, most members of the Kingdom Fungi grow on the forest floor where the dark and damp environment is rich in decaying debris from plants and animals. In these environments, fungi play a major role as decomposers and recyclers, making it possible for members of the other kingdoms to be supplied with nutrients and to live.

Explanation:

Answer from Gauth math

Question 4 of 20
Which energy transfer occurs when a cube of ice is placed in a glass of
water?
A. The chemical energy of the ice is transferred to the liquid water.
B. The nuclear energy in the water molecules is released from the ice
into the liquid water.
C. Gravitational potential energy is transferred from the liquid water
to the ice.
O D. Thermal energy is transferred from the liquid water to the ice.
SUBMIT

Answers

Answer:

option (D) is the right answer


Devise an experiment to test the effect of pH on the activity of biological washing powder

Answers

Answer:

boil a water on a container deep your face inside it and you know the temperature ️ of water

The basal metabolism of a human adult is the total rate of energy production when a person is not performing significant physical activity.

a. True
b. False

Answers

Answer:

True

Metabolism refers to the countless chemical processes going on continuously inside the body that allow life and normal functioning.

The amount of kilojoules your body burns at any given time is affected by your metabolism.

Your metabolic rate is influenced by many factors – including age, gender, muscle-to-fat ratio, amount of physical activity and hormone function.

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Answer:

Explanation:

                FALSE

What role do government agencies play in a mixed market economy?
They run shipping companies and other sources of distribution.
They own farms, factories, and other sources of production.
They regulate some aspects of production and distribution,
O They employ most of the workers in the economic system.
Save and Exit
Next
Submit
Mark this and retum
ty

Answers

Answer:

They regulate some aspects of production and distribution

Explanation:

Got it Correct

In a mixed market economy, government agencies regulate some aspects of production and distribution. Hence option C is correct.

What is a mixed market economy?

A mixed market economy is an economic system that combines elements of a free market system with elements of government intervention and regulation.

In a mixed market economy, goods and services are produced primarily by private individuals and businesses operating in a market environment. However, the government also regulates and oversees economic activity, and may provide goods and services directly to the public.

In a mixed market economy, the government's role is typically focused on providing public goods and services, protecting consumers, and maintaining competition.

This may include regulating some aspects of production and distribution, and ensuring that businesses operate in a fair and ethical manner. At the same time, individuals and businesses are generally free to pursue their own economic interests and to compete in the market on a level playing field.

Hence option C, they regulate some aspects of production and distribution is correct.

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The mutation of a cell for a specific function is called

Answers

Explanation:

A gene variant if functionof mutation

Answer:

A gene variant for a specific function

Which of the following would be most likely to increase erosion rates?
A. A coastline with a well defined beach.
B. Waves breaking at the foot of a cliff
C. Waves with a very long fetch (have traveled far).
D. All of these

Answers

Answer:

D

Explanation:

we all need that all of then helps to increase erosion rates

D

This is because all of these have a major effect on the erosion rates and over time you would see a major difference with all the factors in play

Basidia within a basidiocarp are obvious for mushrooms, but this may not be as obvious for other examples that you have observed. For each of the examples of basidiomycetes that you have observed, speculate about the location of structures analogous to the basidia observed in mushrooms. Think about the formation of spores by meiosis.

a. bird's-nest fungi
b. common puffballs
c. earthstar puffball
d. shelf fungi
e. corn smut

Answers

Answer:

Birds nest fungi: Basidicarp, a cup shaped with several lenticular bodies appear as bird's nest with eggs. The eggs are called the peridioles and the nest serves release the eggs onto the twigs or branches and spores are liberated .

common puffball: The young fruit body is covered with whitish spines that become mark of scar after maturity.

Earth star puff balls: The fruiting body is in the shape of an egg, it has an outer part that separates away from the inner basidiocarp and splits into several rays which curve backwards and resembles a star.

shelf fungi: The fruiting body develops on the tree trunks and termed conk which are tough and leathery often plate-like growing out of the tree trunks.  

corn smut: The diploid teliospores germinate and undergo meiosis to result in four haploid basidiospores.

During transcription, RNA polymerase synthesizes RNA from a DNA template with the help of accessory proteins.

a. True
b. False

Answers

Answer:

The correct answer is a. True

Explanation:

The information to produce a protein is coded in the cells in deoxyribonucleic acid (DNA). Transcription is the process in which a DNA sequence is copied into a ribonucleic acid (RNA) sequence. This RNA sequence is a messenger RNA (mRNA) because it will be then translated into a functional protein. For this, the DNA sequence is read and an RNA strand is synthesized by an RNA polymerase (an enzyme that synthesizes RNA molecules from a DNA template). During the process participate other proteins, such as DNA binding proteins, activators, coactivators, etc. (accessory proteins).

what term is used to describe the state in which molecules are evenly distributed in the available space​

Answers


equilibrium condition in which molecules of a substance are spread evenly throughout a space

A thermometer is placed in water in order to measure the water’s temperature. What would cause the liquid in the thermometer to drop?

Answers

Answer:

The kinetic energy of the water molecules decreases which causes the liquid in the thermometers to drop.

Explanation:

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why is the silkworm called a useful insect?

Answers

Silkworm is called a useful insect because it produces very expensive silk which is soft, elastic,shiny and rearing silkworm can impact greatly on county’s economy.
That’s why ,Silkworm are called as useful insect.

Explain briefly the forces that govern the upward movement of water and dissolved
mineral salts in plants.
tom of classification.

Answers

Answer:

The continuous evaporation of water (or transpiration) from the cells of a leaf crates a kind of suction which pulls up water through the xylem vessles. Thus, transpiration helps in the upward movement of water and dissolved minerals from the roots to the leaves through the stem.

Which of the following is true?
a. Extinctions of past species has happened gradually and on a small scale.
b. Bacteria represent a newer form of life, not present during the early prehistory of Earth.
c. Most organisms present early in Earth's prehistory were more complex than modern organisms.
d. Species on Earth today are but a fraction of all species that ever lived.
e. The number of species existing at one time has decreased throughout history.

Answers

Answer:

D

Explanation:

So many species on the Earth have gone extinct throughout it's years. Many species have died out over the 4.543 billion years that the earth has existed, and new species are introduced throughout the decades whilst some fade out.

What's the main characteristic of porosity?
A. Porosity is a description of how pores are shaped and connected.
B. Porosity is the location at which aquifers are located for water flow.
C. Porosity describes the material found within soil and classifies the absorption capacity of that material.
D. Porosity is how much space there is in rocks and soil to hold water.

Answers

Answer:

The answer should be D

Explanation:

because poroslty of a rock is a measure of its ability to hold a fluid. mathematically, it is the open space in rock divided by the total rock volume.

which primitive organic molecule was essential to form lipid bilayer?​

Answers

Answer:

autocatalytic RNA is the primitive organic molecules was essential form liquid bilayer .

Porque crees que las personas llegan a consumir sustancias psicoactivas

Answers

Answer:

La causa exacta del consumo de drogas se desconoce. Los genes de una persona, la acción de las drogas, la presión de compañeros, el sufrimiento emocional, la ansiedad, la depresión y el estrés ambiental pueden ser todos factores intervinientes.

Explanation:

Many anti-evolutionists believe that since science doesn't have answers for all questions; scientific conclusions are not necessarily correct. This attitude reflects a failure to understand the nature of science. What is the general nature of scientific thinking? In what way is science "self correcting"?

Answers

Answer:

Explanation:

they have proven it.

The nature of science and general nature of scientific thinking is discussed as follows:

Scientific thinking:

A proper and orderly method of investigation on the specific idea to formulate testable hypotheses is called scientific thinking. To test these hypotheses, experiments are required.

The general nature of scientific thinking:

a systematic method of investigation. It involves recognition of different variables, making a hypothesis, and testing and validation of the hypothesis. any scientific theory or statement is not certain and valid forever in nature as new evidence can be contradictory.

Self-correcting:

Hypotheses are tested by a specific research design. Every test found new unknown variables that will influence the original hypotheses. It is the self-corrective feature of science.

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Find out the chemical names and formula e for the following common house hold substances - a) common salt b) baking soda c) washing soda d.) vinegar ​

Answers

Salt: Sodium Chloride, NaCl
Baking Soda: Sodium hydrogen carbonate or Sodium bicarbonate, NaHCO3
Washing Soda: sodium carbonate decahydrate, Na2CO3 10H2O
Vinegar: Acetic acid, CH3COOH

which of the following is not a type of light microscope?

A. transmission electron microscope
B. phase contrast microscope
C. bright field microscope
D. stereo microscope ​

Answers

Answer:

A. transmission electron microscope.

Biological organization extends beyond the organism. Which group of terms would be included beyond organism in the same list

Answers

Answer:

This question lacks options, the options are:

A. populations, communities, and ecosystems

B. DNA, RNA, and protein

C. Cells, tissues, and organs

The answer is A

Explanation:

The biological level of organization shows the organized build up of life from cellular level to organismal level. However, this organization goes beyond the organismal level. Individual species of organisms can assemble to form a POPULATION.

Likewise, populations of different species can coexist to form a COMMUNITY. The community of organisms can interact with their abiotic environment to form an ECOSYSTEM.

Therefore, the level of biological organization extends as follows:

populations → communities → ecosystems


Fermentation preserves food and retains its original flavor as well as increasing its shelf life

Answers

Answer:

Yes it does

Explanation:

true that is facts it sure does

8.the following one is considered as safety rule in laboratory

1 point

never eat or drink anything in the science lab

always clean up when you have finished the experiment

wear safety goggles while doing experiments

all the above​

Answers

All the above would be classified as safety rules

On an ECG, what does Ventricular Fibrillation mean?
A. Tachycardia, the heart is beating too fast.
B. There is no coordinated contraction of the heart, death is possible in minutes.
C. A lack of oxygen to the heart.
D. Brachycardia, the heart is beating too slow.

Answers

Answer:

A

Explanation:

I believe the answer is A because Ventricular Fibrillation means the heart is beating irregularrly, and too fast. Sometimes up to 500bpm

There is no coordinated contraction of the heart, death is possible in minutes. Therefore option B is correct.

Ventricular fibrillation (VF) is a life-threatening cardiac arrhythmia characterized by chaotic electrical activity in the ventricles, the heart's lower chambers.

During VF, the heart loses its ability to pump blood effectively, leading to a lack of blood flow to vital organs.

Without immediate intervention, such as defibrillation to restore a normal heart rhythm, the condition can rapidly progress to cardiac arrest and cause death within minutes.

Unlike tachycardia (A) or bradycardia (D), which involve abnormal heart rates, VF is a more severe and critical situation with disorganized electrical signals and ineffective pumping, requiring urgent medical attention.

Therefore option B There is no coordinated contraction of the heart, death is possible in minutes. is correct.

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how many numbers divisible by 5 are possible, show your calculation. (Its a other language so dont look at the text) Employees earn vacation pay at a rate of one day per month. Maxum estimated and must expense $13,000 of accrued vacation benefits for the year. During December, Maxum Company sold 12,000 units of a product that carries a 60-day warranty. December sales for this product total $460,000. The company expects 10% of the units to need warranty repairs, and it estimates the average repair cost per unit will be $15.Required:Prepare adjusting entries at December 31 for Maximum Company's year-end financial statements for each of the above separate transactions. MY FATHER WILL BUY TICKETSFOR US TO PRESENT CONTINUOUS Darryl is finding the product of -5y(-4y^3+6y^2-5) Is he correct? If not, what changes should be made? Which of the following control activities should be taken to reduce the risk of incorrect processing in a newly installed computerized accounting system? Multiple Choice Segregation of duties. Ensure proper authorization of transactions. Adequately safeguard assets. Independently verify the transactions. Write the balanced chemical equation when carbonate ores are heated in a limited supply of air. A gas has density 2.41 g/liter at 25C and 770 mm Hg. Calculate it's molecular mass (R = 0.0821 L atm.mol-1K-1. ASAP!!!!!!!!! QUESTION 3 Change the following sentences in reported speech? --1 (a) He said " I like this song" He he liked that (b) Saima says "We spend our money on fat cakes yesterday." sana say that they had spend that (c) Mandy is at home." Stated John Money (d) Max says "Frank often reads a book." Write code using the range function to add up the series 3, 6, 9, 12, 15, ..... 66 and print the resulting sum. Expected Output 759 Determine which statement or statements are true. If none write none. SOMEONE PLSSSS HELP ME WITH 4-6 THANK YOU SO MUCH!!!! LIFE SAVER!!!! Write an equation of the line that passes through the point (4, -5) with slope 2.a) y+5=-2(x-4)b) y+5=2(x-4)c) y-4=-2(x+5)d) y-4=2(x+5) Complete the following sentence using the correct spelling word.Newspapers often hire artists to pages with cartoons. I would appreciate the help on all of these :) In _______, with the help of Rosalind Franklin, ____________ discovered the structure of DNA. Suppose an enzyme and its substrate obey the lock and key model of enzyme catalysis. Which of the following would be true of the enzyme? a. only one substrate could be converted to product by the enzyme b. the active site of the enzyme must be rigid c. the entire enzyme must be rigid d. the active site of the enzyme must be flexible e. the enzyme could bind different substrates if the substrates shared a common motif somewhere in their structures I NEED HELPPPPPP MARK BRAINLEIST IF CORRECTT Can someone help with this? Suppose z varies directly with x and inversely with the square of y. If z = 16 when x = 4 and y = 1 , what is z when x = 8 and y = 9 ? Get brainly if right!! Plsss helpA dozen roses in a gift box cost 21 dollars. Twenty roses in agift box cost 32.6 dollars. How much does a gift box cost? Howmuch does one rose cost? Solve the following inequality and create the representing number line.4(2w+3) - 28