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True [87]
3 years ago
8

18 g of argon occupy 750 ml at a particular temperature and pressure. How many grams of methane would occupy the same volume at

the same temperature and pressure?
Chemistry
1 answer:
frozen [14]3 years ago
5 0

Answer:

7.21 grams is the mass of methane

Explanation:

We may use the Ideal Gases Equation to solve this:

P. V = n. R. T

Let's determine the moles of Ar

18 g . 1 mol/ 39.9 g = 0.451 mol

In both situations, volume, temperature and pressure are the same so the moles of methane will also be the same as Argon's.

Let's convert the moles to mass of CH4.

0.451 mol . 16g/1mol = 7.21 grams

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As per the property of the bases, the correct statements are:

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Wrong statement:

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Copper and aluminium have the highest thermal conductivity among the more common metals, whereas steel and bronze have the lowest. When determining the metal to utilise for a certain application, heat conductivity is a critical quality to consider.

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