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Ilya [14]
3 years ago
13

What does conserving mass mean in a chemical equation?

Chemistry
2 answers:
attashe74 [19]3 years ago
5 0
I have the same quiz! The answer is C. There is an equal number of each atom on the reactant and product side. I hope this helps! :)
Keith_Richards [23]3 years ago
4 0
The answer would be C. Hope this helps
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1. The force of a surface pushing back on an object is called the _____ force?
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Determine the resulting pH when 12mL if 0.16M HCl are reacted with 32 mL if 0.24M KOH.
TEA [102]

Answer:

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Explanation:

Hello there!

In this case, according to the given information, we can set up the following equation:

HCl+KOH\rightarrow KCl+H_2O

Thus, since there is 1:1 mole ratio of HCl to KOH, we can find the reacting moles as follows:

n_{HCl}=0.012L*0.16mol/L=0.00192mol\\\\n_{KOH}=0.032L*0.24mol/L=0.00768mol

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[KOH]=[OH^-]=\frac{0.00576mol}{0.012L+0.032L}=0.131M

And the resulting pH is:

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Regards!

3 0
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