Science, asked by ranjeetsinghgillranj, 6 months ago

calculate the number of molecules in IIT gram of Oxygen gas and number of moles in 52 gram of helium (Atomic O=16 ,H=4u​

Answers

Answered by desaipreet2105
0

Answer:

number of moles = given mass/molecular mass

=> molecular mass of helium is 4u

=> given mass is 52grams

=> so,

=> number of moles = 52/4

=>13 moles

Explanation:

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