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AnnyKZ [126]
4 years ago
11

Which sentence best describes how scientists plan out their experiments?

Chemistry
2 answers:
malfutka [58]4 years ago
8 0

Answer:

D

Explanation:

elena55 [62]4 years ago
6 0
The answer is d you do you question
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What is the SI unit for energy? How is it abbreviated?
hjlf

Answer:

Joule - J

Explanation:

As energy is defined via work, the SI unit of energy is the same as the unit of work – the joule (J).

3 0
3 years ago
You place 12.0 milliliters of water in a graduated cylinder. Then you add 15.0 grams of metal to the water and the new water lev
Marrrta [24]

Answer:

<h3>The answer is 7.85 g/mL</h3>

Explanation:

The density of a substance can be found by using the formula

density =  \frac{mass}{volume}  \\

volume = final volume of water - initial volume of water

volume = 13.91 - 12 = 1.91 mL

We have

density =  \frac{15}{1.91}  \\  = 7.853403141...

We have the final answer as

<h3>7.85 g/mL</h3>

Hope this helps you

8 0
3 years ago
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What does an object's apparent size depend on?
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Answer:

D. its actual size and distance from an observer

Explanation:

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3 years ago
Why do you think we use heat to dissolve sodium tetraborate?
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3 years ago
Can pressure affect the solubility of a substance in solution ? Explain
Tema [17]

Solubility is the maximum amount of a substance that will dissolve in a given amount of solvent at a specific temperature. There are two direct factors that affect solubility: temperature and pressure. Temperature affects the solubility of both solids and gases, but pressure only affects the solubility of gases.

3 0
3 years ago
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