If 100 grams of vinegar and 5 grams of baking soda are poured in a container, a small amount of gas will be produced. What will the final mass of the products be if the gas is trapped in the
container?
Answer: I think it is 105 grams
Explanation: Because classic chem and math states 100+5= 105
The final mass of the products if the gas is trapped in the container will be 105 g
From the law of conservation of matter, we understood that mass can neither be created nor destroyed during a chemical reaction but can be transferred from one form to the other.
This implies that the total mass of reactants must be equal to the total mass of products i.e
Total mass of reactants = Total mass of products
Considering the question given above, the following data were obtained:
Mass of vinegar = 100 g
Mass of baking soda = 5 g
Total mass of reactant = 100 + 5 = 105 g
From the question given above, we also discovered that the gas produced were trapped in the container.
This simply means that the total mass of reactants (i.e 105 g) will also be equal to the total mass of the products.
Thus, the total mass of the products is 105 g.
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I need help please?!!!!!
Answer:
a Bicycle and Skateboard
1. A solution has 65% water. A Cell has 65% solute. Which way does the water
move: into or out of the cell, or no net movement?
2. Is the solution from question 1 hyper- hypo- or isotonic compared to the cell?
3. Will the cell shrink, swell, or stay the same?
Answer:
the water will enter into the cellthe solution is isotonic
Horses with genotype (BB) have a brown coat, horses with genotype (bb) have a white coat,
and horses with genotype (Bb) have a tan colat. Based on the information provided, the
alleles controlling coat color in horses show:
Answer: Incomplete dominance
what is the value of 6a + 3
Answer:
3 ( 2 + 1 )
Explanation:
How is the space shuttle able to leave earth's surface?
PLEASE TELL ME IS ITS A, B, C, OR D
Answer: A
Explanation:
The shuttle needs to go up in order to get into space, this means they need to create a force greater then gravity because if they didn’t the shuttle wouldn’t be able to accelerate upwards
The space shuttle is able to leave Earth's surface when the space shuttle engine creates an upward force that is greater than downward force of gravity.
The force of gravity pulls every towards the center of the Earth, to overcome this force of gravity the space shuttle will create an upward force that is greater than force of gravity.
The upward force created by the space shuttle engine must overcome the downward force of gravity on the space shuttle.
To overcome the force of gravity, the space shuttle engine speeds upwards with a velocity known as escape velocity.
Thus, we can conclude that the space shuttle is able to leave Earth's surface when the space shuttle engine creates an upward force that is greater than downward force of gravity.
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In Labrador retrievers, black coat color is dominant to brown. Suppose that a black Lab is mated with a brown one and the offspring are eight black puppies. What is the most likely genotype of the black parent
The genotype of the parents of black puppies are dominant. The two parents can be homozygous (BB) or heterozygous (Bb) dominant.
What is Genotype?The genotype of an organism refers to the complete set of genetic material in an organism. Genotype can also be used to refer to all the alleles or variants an individual carries in a particular gene or genetic location in the DNA.
In labrador dogs, black coat color is dominant over brown coat color. If black labrador is mated with brown labrador and the offspring produced all eight are black colored that is dominant. Then, in this case the genotype of the parents will be:
If all the offspring are black colored, this means that each puppy has at least one dominant allele 'B' in their genotype. So, it can be predicted that both the parents should be at least heterozygous for this character. If both the parents are heterozygous then, some of the offspring can have brown color coat as well. So, the parents should both be homozygous or one homozygous and one heterozygous for this trait.
This can be shown through punnett square.
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Which is a requirement for natural selection to occur?
Answer:
so you're going to need natural selection you're going to need reproduction h e r e d i t y variation and fitness or orgasms variation in individual characters among the members of the population if they are met in natural selection automatic results
Answer:
A heritable variations for some traits
You can tell the age of a skeleton by looking at:
O1) the length of the femur
O2) the shape of the pelvis
O 3) the number of fused bones
O4) the color of the bones
Answer:
Calculating the age of a skeleton can be done by looking at the number of fused bones (option 3).
Explanation:
The calculation of skeleton bone age takes into account the complete ossification of bones, which occurs at various stages of human development.
In childhood, the epiphyses or ends of long bones are not completely ossified but are formed by cartilage, due to the process of growth. When development is achieved, the growth nuclei and cartilage disappear.
Bone age is a reliable parameter for calculating chronological age, as they are quite approximate.
The other options are not correct because:
1. The length of the femur is useful for calculating height.
2. The shape of the pelvis helps to differentiate the sex.
4. The color of the bones is not a useful parameter to calculate the age of the skeleton.
The mass of a proton?
☁️My Answer☁️:
The mass of the proton is the sum of the mass of current quarks and the binding gluons. The mass of the proton is-
⬇️
Proton mass mp = 1.672621898(21)×10−27 Kg
The Mass of proton is higher than the mass of electron.
☼Mass Of Proton In Other Units☼:
The mass of the proton can be expressed in alternative units like – proton mass AMU, the mass of the proton in kg, proton mass MeV. The table given below comprises the value of proton mass and corresponding units.
✯Proton mass✯: ∞Value∞:
Mass of the proton in kg 1.672621898(21)×10−27 kg
Mass of the proton in grams 1.672621898(21)×10−24 g
Mass of proton in AMU 1.007276466879(91) u
Proton mass MeV 938.2720813(58) MeV/c2
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I hope this helped you,
And I do hope you enjoy the rest of your day! (ɔ◔◡◔)ɔ ♥
-Kirby ★ ツ ✌
explain how precipitation affects the phosphorus cycle
Answer:
Disrupts the nitrogen cycle by contaminating the groundwater and making it more difficult for the plants to absorb the nitrogen and causes the phosphorus cycle to accelerate, resulting in an excess of phosphorus in water and soil.
Explanation:
The precipitation affects the phosphorus cycle in many ways where the soil erosion will take place if the precipitation happens then the weathering of rocks along with the soil getting off will make the nutrients loss in the soil.
What is the cycle of rain called as ?
The cycle of the rain is called as water cycle where the evaporation along with the condensation takes place.
If the precipitation level in the atmosphere is increased then in this case it will increase the transportation of phosphorus along with the other nutrients into soil along with the water sources and the coastal areas as well.
The main reasons of such scenario is because of the deforestation, loss of habitat by the continued invasion of human activities in the natural resources. The reduction of nutrients loss in soil makes an huge impact over the phosphorus cycle.
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what do you think will happen if u certain part of the cell fails to function
Answer:
If that happens, you body will die soon
Explanation:
During asexual reproduction in paramecia, a single paramecium becomes two new
paramecia. The genetic material of the new paramecia is usually -
F identical to the original
G half the amount of the original
H
double the amount of the original
J
similar to the original
Answer:
he is right
Explanation:
Due to genetic recombination, it causes genetic heterogeneity in the progeny individuals. Genetic diversity can hasten evolution and boost an organism's capacity for environmental adaptation. Thus, option D is correct.
What benefit of the asexual reproduction in paramecium?Asexual reproduction has the benefit of allowing populations to grow quickly in favorable environments. Just one parent is required. Since a partner is not required, it is more time and energy efficient.
Because the bacteria that paramecia consume are frequently found on decomposing plants, they play a part in the carbon cycle. In addition to eating the bacteria,
Paramecium will also consume decaying plant debris, speeding up the process of decomposition. In research, paramecia can serve as model organisms.
Therefore, The genetic material of the new paramecia is usually similar to the original.
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If a species has a 2n number of 18, how many autosomes would their SOMATIC cells have?
Answer:
If a species has a number of chromosomes 2n = 18, then its somatic cells have 16 autosomes.
Explanation:
Somatic cells are diploid, that is, they have the complete chromosomal charge, and it is represented as 2n. In organisms with sexual reproduction the chromosomes are divided into autosomes and sex chromosomes, which are 2.
If a species has a number 2n = 18, it means that its somatic cells have 18 chromosomes, of which 16 are autosomes and 2 are sex chromosomes. Autosomes contain the structural and functional characteristics of an individual, while the sex chromosomes determine sex.
HI AM IN THE COMULATIVE EXAM!!!!! Which statement describes earthquakes?
Answer:
seismic energy I think if I get it wrong I'm sosososososo sorry have a good exam!
PLEASE HELP ASAP!!!!!
This process results in
a. the reduction in the
number of alleles.
b. an increase in the number of chromosomes.
c. the division of the cell.
d.an increase in genetic
variation.
Often in laboratory experiments you will want to amplify regions of the genome from several different preparations of gDNA. To do this, a mastermix will be created with all the common reagents to ensure easier pipetting, proper mixing, and controlling for variations in pipetting. Create a mastermix for running 8 identical reactions, including one negative control, each with different gDNA templates (7 total gDNA templates).
Answer:
Mastermix in PCR helps in providing faster and easier setup with pipetting, proper mixing, reduction in contamination and controlling fir variation in pipeting or tube to tube variability. Contents of PCR master mix for the desired reaction are as follows:
dNTPsPrimersthermostable DNA polymerasecofactor (MgCl2)Template DNA (for 7 samples)PCR-grade waterThe only difference in negative control for the PCR master mix is template or the different primer rest the components are the same in the master mix.
According to scientists, all of the bodies in the universe came from a rotating cloud of gases and dust about
billion years ago.
O 3.5
O 2.5
O 4.5
O 1.2
It's either 3.5 or 1.2
There would be more evidence spread out through space to be noticed by scientists and it seems like a stretch to go as far back as 4 billion years ago.
(I mean really? That much before the DINOSOURS died? I don't think so)
◕‿◕
Hope this helps
Miri
WILL GIVE BRAINLY IF CORRECT HELPPPPPP
How is an occluded front different from a cold front?
a) Warm air is pushed up during an occluded front, while cold air moves quickly during a cold front.
b) Occluded fronts cause warm air to feel dry, while cold fronts cause ground temperatures to feel cooler.
c) Warm air moves slowly during an occluded front, while cold air is cut off from the ground in a cold front.
d) Occluded fronts cause rapid changes in weather conditions, while cold fronts cause widespread cloud formation.
Answer:
A cold front forms at the leading edge of the colder air mass the cold front can bring thunderstorm in the region whereas the occluded front can bring strong winds and precipitation. so its probably d
Occluded fronts cause rapid changes in weather conditions, while cold fronts cause widespread cloud formation. Therefore, option (D) is correct.
What are occluded fronts?Because of their different densities, large masses of warm air and cold air do not mix when they come into contact with one another. They instead organize themselves into a front that is typically hundreds of miles long. When a warm air mass is sandwiched in between two cold air masses, the result is a phenomenon known as an occluded front. The mass of warm air rises as the masses of cool air push against one another and meet in the middle. The warm air mass is occluded, which literally means "cut off," from the ground, and pushed upward, which causes the temperature to drop. These types of fronts are known to bring blustery winds and significant precipitation.
Occluded fronts typically develop near low pressure areas that have reached their mature state.
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A man is at high risk for having a heart attack, the offspring will face risks as well.this is an example of.
Explanation:
this is hereditary. the male is carrying bad genes and if they are dominant then the offspring will most likely get it too. I hope this helps!!!
where is epithelial tissue found
Answer:
Epithelial tissues are widespread throughout the body. They form the covering of all body surfaces, line body cavities and hollow organs, and are the major tissue in glands.
Explanation:
Hope this helps and have a great day.
Which of the following engulfs pathogens or an invading virus or bacteria
-t cell
-b cell
-macrophage
-red blood cell
Answer:
Macrophage
Explanation:
They do this through a process called phagocytosis
The following engulfs pathogens or an invading virus or bacteria - macrophage.
Macrophagea type of white blood cell of the immune systemengulfs and digests pathogens, an invading virus or bacteriait recognizes anything that does not have, on its surface, proteins that are specific to healthy body cells.surrounds and kills microorganisms, removes dead cells, and stimulates the action of other immune system cells.Thus, The following engulfs pathogens or an invading virus or bacteria - macrophage.
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How many genders are there?
Answer:
2 only
Explanation:
Answer:
there are 2 genders: the male and female
Which characteristic is NOT common to both prokaryotic and eukaryotic
cells? *
O Genetic material
O Cell membrane
O Cytoplasm
O Multicellular Organisms
Answer:
cytoplasm
Explanation:
All cells have a plasma membrane, ribosomes, cytoplasm, and DNA. Prokaryotic cells lack a nucleus and membrane-bound structures. Eukaryotic cells have a nucleus and membrane-bound structures called organelles
Please help I’m begging you please
Answer:
g
Explanation:
Answer:
A.
Explanation:
Because when the wolf numbers are low the deer numbers are high which means that the wolves have not been eating the deer, possibly because of a lack of wolves.
if some can help me with my biology final the whole 25
Answer:
add the answers if you dont know
Explanation:
Answer:
KC is looking at cells in biology class, but he doesn't know where they came from. He sees that the cells under his microscope have cell walls and chloroplasts. Therefore, KC is likely observing cell from:
A leaf that got blown onto the floor.
Plant cells are the only cells w/ chloroplast!
Explanation:
pick me as the brainliest
pls help i’ll do anything
The solar energy necessary for photosynthesis is converted to chemical energy and released for the cell's use by which process?
A. transpiration
B. respiration
C. distillation
D. radiation
Answer:
respiration
Explanation:
Jean-Paul is racing in the Tour de France bicycle race is moving along rapidly at a speed of 15 km per hour is suddenly a strong wind begins to blow into a space walk not expect any more Forest on the pedals what will happen to Jean-Paul speed while the wind continues to blow against him
Answer: im a cat boy senpai
Explanation: meow ^^
This stage of cellular respiration requires the presence of oxygen.
A. anaerobic respiration
B. glycolysis
C. fermentation
D. aerobic respiration
Answer:
Aerobic Respiration
Explanation:
Aerobic (in the presence of oxygen)
Anaerobic (absence of oxygen)
Glycolysis (central pathway for glucose{sugar} metabolism)
Fermentation (chemical breakdown of a substance by bacteria, yeast or other microorganisms and the escape of gases and heat)
1. Nitrogen fixation: Nitrogen fixation occurs when (a) ___________ converts N2 gas into (b) _________________________ that living things can take up.
2. Ammonification: In this step, bacteria in soil or fungi will convert nitrogen into _____________________________
3. Nitrification: A 2-step process:
Step 1: Soil bacteria converts (a)_______________________ into (b)___________________
Step 2: Soil bacteria then convert nitrite ions into (c)_____________________________
4. Denitrification: In this process (a)__________________________ are converted to (b)_________________ gas, which are then released to the atmosphere.
5. Assimilation: This occurs when ___________________________________________.
Answer:
Nitrogen fixation occur when nitrogenase convert N2 into ammonia gas that living thing can take up.
Ammonification bacteria in soil or fungi will convert nitrogen into ammonia compound.
3. Nitrification.
Soil bacteria converts ammonia to nitrite.
Soil bacteria then convert nitrite ions into nitrate.
4. Denitrification in this process , nitrate is converted to nitrogen gas, which are then released to the atmosphere
Assimilation occurs when minerals and vitamins are absorbed in the food by the intestine.
Explanation:
Nitrogen fixation is the process where nitrogen is fixed and made available by living things in which nitrogenase convert nitrogen to ammonia.
Ammonification is the process by which organic nitrogen is converted to ammonia compounds by bacteria and fungi
Nitrification is the process where nitrifying bacteria convert ammonia to nitrite and then nitrite to nitrate.
Denitrification is the process where nitrate is reduced or converted to nitrogen gas.
Assimilation is the process of absorbing vitamins and minerals from food by the intestine.
