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Vaselesa [24]
2 years ago
11

Which has the most thermal energy?

Chemistry
1 answer:
ch4aika [34]2 years ago
5 0
Answer: B) 200 ml of hot water
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How many oxygen molecules in 2.3x10-⁸g of molecular oxygen ​
cluponka [151]

Answer:

6.321 × 10^22

Explanation:

Mass of Oxygen =

3.36

g

Molar mass of oxygen (

O

2

) = 16 x 2 =

32

g

m

o

l

−

Total molecules in oxygen = Mass in grams/Molar mass x

N

A

=

3.36

32

x

6.02

x

10

23

=

6.321

x

10

22

Note:

N

A

(Avagadro's number) =

6.02

x

10

23

Hope it helps...

3 0
3 years ago
Help refers to the position you should assume in cold water. what does help stand for?
IRINA_888 [86]

Answer: HELP stands for - Heat Escape Lessening Posture.

6 0
3 years ago
What does the Law of conservation of matter say
KATRIN_1 [288]

Answer: during a chemical reaction, matter cannot be created or destroyed

Explanation:

3 0
4 years ago
The isotope of an atom containing 31 protons and 39 neutrons suddenly has 2 neutrons added to it. What isotope is created?
Hunter-Best [27]

<em>Answer,</em>

<em>A. Gallium-72</em>


<u><em>Hope this helps :-)</em></u>



6 0
4 years ago
Which of the following latitudes receive the most direct solar energy?
Misha Larkins [42]

Answer:

The answer to your question is D.

Explanation:

The latitudes near the equator receives the most direct solar energy.

Hope this helps :)

8 0
3 years ago
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