According to the law of conservation of matter, the number of Atoms<span> is not changed by a chemical reaction.
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They're the same before and after a chemical reaction</span>
Answer:
Sodium and chlorine combine to make salt
Explanation:
Hello!
<span>We have the following statement data:
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Data:




<span>As the percentage is the mole fraction multiplied by 100:
</span>

<span>The mole fraction will be the percentage divided by 100, thus:
</span><span>What is the partial pressure of oxygen in this mixture?
</span>



<span>To calculate the partial pressure of the oxygen gas, it is enough to use the formula that involves the pressures (total and partial) and the fraction in quantity of matter:
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In relation to

:




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Answer:
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b. 320.0 mm hg </span>
Answer:
Single replacement reaction
Explanation: