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Sholpan [36]
3 years ago
6

Can somebody plz help answer this science questions (only 1-2 sentences is good thx !

Chemistry
1 answer:
Mrac [35]3 years ago
8 0
I believe it’s because they are trying to find other things that won’t pollute the environment as much, and they are also doing this because we are trying to reduce green house gas. Sorry if i’m wrong :(
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Explanation:

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An enzyme is a catalyst used by living things to promote and regulate chemical reactions. What is the most likely enzyme for the
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Calculate the mass percent of 0.485 g of H, which reacts with oxygen to form 2.32 g H2O
Nataly [62]

Answer:

Mass % of hydrogen = 20.9 %

Explanation:

Given data:

Mass of hydrogen = 0.485 g

Mass of water = 2.32 g

Mass percent of hydrogen = ?

Solution:

Mass % of hydrogen = mass of hydrogen / mass of water × 100

Mass % of hydrogen = 0.485 g/ 2.32 g × 100

Mass % of hydrogen = 0.209  × 100

Mass % of hydrogen = 20.9 %

4 0
3 years ago
Why are ions charged particles?
Deffense [45]

Answer:

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Explanation:

hope it's right

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