please help me with my question​

Please Help Me With My Question

Answers

Answer 1

Answer:

I think it should be B

Explanation:

Covalent bond is between non metals


Related Questions

What are the two key ingredeints that help science move forward?

Answers

Answer:

science needs both ideas the hypothesis and facts the quantitative results to move forward

Explanation:

the two primary features of a scientific hypothesis are falsifiability and testability which are reflected in an If…then statement summarizing the idea and in the ability to be supported or refuted through observation and experimentation

what happens when an object in space revolves

Answers

Answer:

Objects in space follow the laws or rules of physics, just like objects on Earth do. Things in space have inertia. ... The movement of things in space is influenced by gravity. Gravity is an important force that can change the course of bodies in space or pull them off of one course, or even cause them to crash together.

Explanation:

i Hope This Helps :3

Answer: It is Turing on an axis, in a 360* motion. OR, since you didn’t specify, it could be revolving around the sun, meaning it is traveling around the sun once.

A girl pushes a toy boat to the right with a 15 N force. A boy pushes the same boat to the left with a 20 N force. what is the net force? what will happen?​

Answers

Answer:

the net force is 5. I believe the boat with move to the left due to the increase amount of force the boy is using to push the boat.

Each of the following can be used to make observations, except:

Answers

Can u give us the options

What is 1.0 x 10^4 L in nL?

Answers

Answer:

= 10000000000000 Nanoliters

Explanation:

1.0 x (10^4) L =

10 000 L

10 000L converted into Nanoliters

= 10000000000000 Nanoliters

Hope this helps

I.Molten Nacl conducts electricity due to the presence a
a-free electrons
b. free ions
c. Free molecules .
d. Atoms of sodiium and chloride.

Answers

Answer:

Hello! Your answer would be BELOW

Explanation:

So a molten salt powers electricity. Hence, molten sodium chloride conducts electricity due to the presence of free ions. So, the correct answer is option D.      Atoms of sodium and chloride.

Hope I helped! Hope you make an 100%

-Amelia♥

Can someone plz help me ? :(

Answers

Answer:

C. A persons lost limb can be replaced with an advanced robotic limb

When a metal such as copper is heated,it expands. Can anyone tell me what happens to the metal particles as the solid metal expands?​

Answers

Answer:

The metal molecules inside start to vibrate faster, causing the solid to change to liquid if exposed to the intense temperature over a long period of time.

Explanation:

As my answer states, but for an explanation, lets say you are boiling an ice cube, it will start to turn into liquid water, that is because it has been exposed to that heat for a long period of time. The same will happen for the metal, if its exposed for long enough, it will turn into a liquid, then can be turned into a gas because the molecules are vibrating so quickly that they start to easily move apart.

Hope this helps, let me know if any more clarification is needed.


1. Name 3 elements that are found in the same family/group

Answers

Answer:

Lithium, Hydrogen, Sodium, or Oxygen, Sulfur, Selenium They are all in the same column. Find three elements in the same family and list them. 4. Oxygen, Carbon, Nitrogen, Aluminum, Silicon, Phosphorous They are all in the same row

Explanation:

The process by which any metal is extracted from its ore is

A)reduction
B)electrolysis
C)displacement
D)decomposition

Answers

Answer:

D displacement

Explanation:

This is because removing metal means your displacing it

Is it permissible to taste substances in the lab?

Answers

No, you should never taste anything that is used in the lab.

XH2 + YN2 → ZNH3

what are The correct values for x, y and z

Answers

Answer:

hvncsdvbfnnmgfhgjhkgnbdffhfgjgfjfjgjgjgfjfgjgfjfjfgjgfjfhfdhdhdhhdgfgdhdfhfdhd

Explanation:

jfdhfdhfdhdfhhdfhdfhhdfhdfhfdhrdhdfhfhhdhdf

What conditions might cause a
scientist to modify
or revise a
hypothesis

Answers

Answer:

Upon analysis of the results, a hypothesis can be rejected or modified, but it can never be proven to be correct 100 percent of the time. For example, relativity has been tested many times, so it is generally accepted as true, but there could be an instance, which has not been encountered, where it is not true.

Explanation:

Which of the following is an
example of a homogeneous
mixture?
A. fruit punch
B. a sandwich
C. a toolbox

Answers

Answer:

fruit punch

Explanation:

............

What type of energy is stored in the nucleus of an atom

Answers

Answer:

nuclear energy

Explanation:

this holds the nucleus together

En la tienda compre una botella con agua la cual no venía etiquetada, ¿Que unidades de medición debe contener la etiqueta para saber la masa de la botella, su volumen y a qué temperatura debe mantenerse?

Answers

La unidad de medición para saber la masa de la botella es el gramo.

La unidad de medición para saber el volumen de la botella es el centímetro cúbico o el mililitro o el litro.

La unidad de medición para saber la temperatura de la botella es el grado Celsius.

Inicialmente, vamos a asumir que la botella de agua ha sido comprada en una zona donde las unidades del Sistema Internacional de Medidas es el Sistema Estándar de Pesas y Medidas. En este problema, se requiere conocer tres unidades para la Masa, el Volumen y la Temperatura, cuyas Unidades Fundamentales son las siguientes:

Masa - Kilogramo ([tex]kg[/tex])Volumen - Metro cúbico ([tex]m^{3}[/tex])Temperatura - Grado Celsius ([tex]^{\circ}\,C[/tex])

Puesto que la adquisición de botellas de agua en almacenes se realiza en forma Minorista, tanto el Volumen como la Masa, Propiedades Extensivas de la Materia, deben basarse en Unidades Derivadas, es decir, Unidades relacionadas con Unidades Fundamentales mediante relación constante, mientras la Temperatura debe ser una Unidad Fundamental por ser una Propiedad Intensiva de la Materia. Las Unidades más usuales para la botella de agua son:

Masa - Gramo ([tex]g[/tex])Volumen - Centímetros Cúbicos ([tex]cm^{3}[/tex]) o Mililitros ([tex]mL[/tex]) o Litros (L)Temperatura - Grado Celsius ([tex]^{\circ}\,C[/tex])

La unidad de medición para saber la masa de la botella es el gramo.

La unidad de medición para saber el volumen de la botella es el centímetro cúbico o el mililitro o el litro.

La unidad de medición para saber la temperatura de la botella es el grado Celsius.

Invitamos a ver esta pregunta relacionada con Unidades del Sistema Internacional: https://brainly.com/question/19388259

write down the importance of solution in our daily life in any 4 points​

Answers

Explanation:

Four importances :

1. Solution of tea leaves, water and sugar is used to make tea

2. Solutions of the chemicals are used in labrotary

3. The drinks that we take are also a kind of solution

4. The air is also a solution of different gases

Is a mixture of stones?

homogeneous or heterogeneous

Answers

Answer:

Heterogeneous mixture because it is not soluble and in non uniform texture.

How is the kinetic energy of molecules changing when the molecules move faster?

The kinetic energy ...

a

is not changing

b

depends on the molecules.

С

is decreasing.'

d

is increasing

Answers

Answer:

I think it is increasing

What did the Aboriginal people use to weave dilly bags?

Answers

Answer:

This bag has been made from introduced materials, but before foreign fibres were used dilly bags were made from bark, leaves, stems, roots, human hair, animal fur and animal sinew.

What is the formula mass of a compound with 2 aluminum atoms and 3 oxygen atoms?

Answers

Answer:

[tex]\boxed {\boxed {\sf 101.96 \ amu}}[/tex]

Explanation:

Formula mass is the sum of the atomic masses of the atoms in a molecule. Essentially, it is the mass of 1 molecule of a compound.

We are given a compound containing 2 aluminum atoms and 3 oxygen atoms. We will use the Periodic Table to look up the atomic masses of the 2 elements in the compound.

Al: 26.981538 amuO: 15.999 amu

These are the atomic masses of 1 atom of the element. Remember we have 2 Al atoms and 3 O atoms. We multiply the element's atomic mass by the number of atoms of that element in the compound.

2 Al: 26.981538 amu *2= 53.963076 amu 3 O: 15.999  amu * 3=47.997 amu

Now we add the atomic mass of 2 Al atoms and 3 O atoms.

53.963076 amu + 47.997 amu = 101.960076 amu

We may want to round this answer to the hundredth place. The 0 in the thousandth place tells us to leave the 6 in the hundredth place.

101.96 amu

The formula mass of a compound with 2 aluminum atoms and 3 oxygen atoms is approximately 101.96 atomic mass units.

Describe the process of making the four major macromolecules.

Answers

Answer:

Proteins, carbohydrates, nucleic acids, and lipids are the four major classes of biological macromolecules—large molecules necessary for life that are built from smaller organic molecules. Macromolecules are made up of single units known as monomers that are joined by covalent bonds to form larger polymers.

Explanation:

Have a great day!

Answer:, , nucleic acids, and lipids are the four major classes of biological macromolecules—large molecules necessary for life that are built from smaller organic molecules. Macromolecules are made up of single units known as monomers that are joined by covalent bonds to form larger polymers. I forgot to add carbohydrates and proteins also my bad

i just started learning aboit this too

Explanation:

In addition to how much force Earth exerts on the object, which features of an object affect its weight?
EEEE
O mass and location of the object
O shape and location of the object
O location of the object and how much energy the object has
O mass of the object and how much energy the object has

Answers

Answer:

mass of the object and how much energy the object has

1 Rajah 1 menunjukkan satu contoh mikroorganisma. Diagram 1 shows an example of microorganisms. 0 Rajah 1 / Diagram I Antara yang berikut, yang manakah pengelasan yang betul bagi mikroorganisma ini? Which of the following is the correct classification for this microorganism? A Alga / Algae B Fungi / Fungi C Virus / Virus D Bakteria / Bacteria​

Answers

Answer:

d. Bacteria is the correct classification

How many micrograms (ug)
are equal to 0.000520 grams?
[?] ug

Answers

530 I’m pretty sure

Answer:

520

Explanation:

This is easy

A gas has a density of 5.56 g/L. What would the mass in kilograms of 1 m^3 of this gas

Answers

Answer:

Mass is 5560 grams

Explanation:

[tex]{ \boxed{mass = density \times volume}}[/tex]

Density is 5.56 g/L

Volume is 1 m³ = 1,000 L

Substitute the following to get mass:

[tex]mass = (5.56 \times 1000) \\ { \boxed{ \boxed{mass = 5560 \: grams}}}[/tex]

oops i dont think i meant to do this

Answers

Answer: well oof

step by step: Good luck

R indicates round seeds that are dominant over the wrinkled variety, represented by r. For each numbered individual in the pedigree give the genotype and phenotype.

Answers

Answer:what grade this is

Explanation:

do all types of energy have the same amount of energy

Answers

Answer:

Light is one type of radiant energy. Sunshine is radiant energy, which provides the fuel and warmth that make life on earth possible. Thermal energy, or heat, is the energy that comes from the movement of atoms and molecules in a substance. Heat increases when these particles move faster. Geothermal energy is the thermal energy in the earth.

Explanation:

Answer:No, for example electricity doesn't work like physical energy

Explanation:

At stp,250cm3 of gas had a mass of 0.36g.what result does this give for the molar mass of the gas​

Answers

Answer:

32,256g/mol

Explanation:

n= V/Vm

n = 0.25/22.4

n = 0.01

0.01 = 0.36/M

M = 0.36/0.01

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