What is the volume of 82 g of water.
1 answer:
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Answer:
<h3>The answer is 1.5 g/mL</h3>Explanation:
The density of a substance can be found by using the formula
From the question we have
We have the final answer as
<h3>1.5 g/mL</h3>Hope this helps you
Number of moles = 5.7 moles of oxygen.
<u>Explanation:</u>
We have to convert number of molecules into number of moles by dividing the number of molecules by Avogadro's number.
Here number of molecules of oxygen given is 34.1 × 10²³ molecules.
Now we have to divide the number of molecules by Avogadro's number as,
Number of moles =
=
= 5.7 moles
So here molecules is converted into moles.