2 years ago

How is the mass in grams of the element converted to amount in atoms

1 answer:

8 0

A substance's molar mass is calculated by multiplying its relative atomic mass by the molar mass constant (1 g/mol). ... By multiplying a given mass by the molar mass, the amount of moles of the substance can be calculated.

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3 years ago

What is the volume of a weather balloon that has 39 grams of helium with a density 0.017 g/mL?

olchik [2.2K]

Answer:

<h3>The answer is 235.29 mL</h3>

Explanation:

The volume of a substance when given the density and mass can be found by using the formula

$volume = \frac{mass}{density} \\$

From the question.

density = 0.017 g/mL

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We have

$volume = \frac{4}{0.017} \\ = 235.2941176...$

We have the final answer as

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mr Goodwill [35]

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Explanation:

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