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labwork [276]
2 years ago
14

A Variable That Stays The Same In An Experiment Is A ?

Chemistry
1 answer:
hammer [34]2 years ago
3 0
The variable that stays the same in an experiment is called the controlled variable

Hope this helps
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The force of 20 N acts upon a 5kg block. What is the acceleration of the block?
charle [14.2K]

Answer:

<h2>The answer is 4 m/s²</h2>

Explanation:

The acceleration of an object given it's mass and the force acting on it can be found by using the formula

a =  \frac{f}{m}  \\

where

a is the acceleration

f is the force

m is the mass

From the question

f = 20 N

m = 5 kg

We have

a =  \frac{20}{5}  \\

We have the final answer as

<h3>4 m/s²</h3>

Hope this helps you

8 0
2 years ago
Below is a picture of two blocks made of different materials. Block A Block B grams grams If Block A is located on the Moon and
AURORKA [14]

Answer:

A

Explanation:

this is because density is the mass per unit volume of an object

4 0
2 years ago
Esterification is what type of reaction?
lyudmila [28]
Esters and Formation of esters. Esters and water are formed when alcohols react with carboxylic acids. This reaction is called esterification, which is a reversible reaction. ... Since esterification is a reversible reaction, esters can undergo hydrolysis to form corresponding alcohol and organic acid.
8 0
2 years ago
What are the missing coefficients for the skeleton equation below?
Vika [28.1K]

Answer:

C. Double Replacement

Explanation:

A. Wrong because SR uses a compound and element. This equation is a compound and compound.

B. Wrong because it does not have O2 in the formula. All combustion reactions must have O2.

C. Correct because it is a compound reacting with a compound.

D. Wrong because the reactants did not form a single product. ex. (x + y > xy)

E. Wrong because the equation did not start with a single compound and break down. ex. (xy > x + y)

3 0
3 years ago
1. What causes wind? *
Gelneren [198K]

Answer:

it's the uneven heating of the region's of the troposphere by the sun the sun warms the air at the equator more than the air at the poles. it causes convention currents large scale patterns of winds that move heat and moisture around the globe. as air rises expands and cools water vapor condenses and clouds develop.

Explanation:

I hope this helps :)

3 0
2 years ago
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