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Grade: 11
        How many moles of O atoms are present in 88 g of CO2 ?
6 years ago

Answers : (4)

Ruchi Shaw
askIITians Faculty
35 Points
							Moles = mass / molar mass

Molar mass of CO2 is 44 and given mass of CO2 is 88 gm,
So no. of moles come out to be 2.

Thanks & Regards
Ruchi Shaw
askIITians faculty
6 years ago
Vimlendra Singh
36 Points
							i think 4 moles of O
						
6 years ago
T C YASHWANTH
41 Points
							total mass co2 is 44 mass of given co2 is  88  in such a way nom of moles we get is 2.
						
6 years ago
Tapan bapat
37 Points
							CO2 - ATOMIC MASS - 12 + 2 x 16 = 44 . HENCE UNDER - 1 MOLE - I.E UNDER 44 gms - - no of oxygen items are - 02 nos.

HENCE - UNDER  44 GMS --- NO OF  MOLES OF O ITEM - 2 ( I.E O2)

THEREFORE -  UNDER 88 GMS - 2  x 2 i.e. 4 moles .

IS THE SAID JUSTIFICATION OK.
						
6 years ago
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