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11Alexandr11 [23.1K]
3 years ago
8

Please please help asap!!!

Chemistry
1 answer:
Phantasy [73]3 years ago
8 0

Answer:

5

Explanation:

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Calculate the number of molecules in 0.75 moles of CH₄. x 10²³ molecules
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<u>Ans :</u>4.5 * 10²³ molecules

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Moles of CH4 = 0.75

<u>To determine;</u>

The number of molecules of CH4 in 0.75 moles

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1 mole of CH4 contains Avogadro's number i.e. 6.023*10²³ molecules

Therefore, 0.75 moles would correspond to :

= 0.75 moles * 6.023*10²³ molecules/1 mole

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