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How many moles does 205 g of helium,He, contain ?
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How many moles does 205 g of helium,He, contain ?

User Ali Gonabadi
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2 Answers

6 votes
No. of moles = mass / relative molecular mass
n = m / Mr
n = 205 g / 4 g/mol
n = 51.25 mol
User Balraj
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4 votes

Answer:

4.002602

Step-by-step explanation:

Seems Am Converting Between Grams Helium And Mole.

User Praveen Prasannan
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4.8k points
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