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AlekseyPX
3 years ago
5

What happens during a chemical change??

Chemistry
2 answers:
Alenkasestr [34]3 years ago
6 0
I think it's b because of the different choices you have don't make sense to me
borishaifa [10]3 years ago
5 0
Hmmm.. i think B. I dont understand the the answer choices.
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Convert 632 mmHg to kPa
Ilia_Sergeevich [38]
Answer:
84.259 kPa

Explanation:
We know that:
1 kPa is approximately equal to 7.5 mmHg
Therefore, to convert 632 mmHg to kPa, we will simply use cross multiplication as follows:
1 kPa .................> 7.5006 mmHg
?? kPa ................> 632 mmHg
632 mmHg = (632*1) / (7.5006) = 84.259 kPa

Hope this helps :)
3 0
3 years ago
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Si 4,8 moles de gas
Marat540 [252]

Answer:

I don't speck or understand spanish

Explanation:

I can understand Si that means yes but that all

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Why is it that the shoreline tends to have milder temperatures in the winter than mainland?
Volgvan
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Alenkinab [10]

Answer:

B

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The correct option is B.

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Molecules in 2 moles of carbon dioxide<br>​
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