Chemistry, asked by hania677, 11 months ago

how many moles are present in 120 cm 3 of carbon dioxide (CO2)

Answers

Answered by Anonymous

2

Co2 = 1×12+16×2

12+32

molar mass =44

mass=120 g

so moles= mass / molar mass

so moles = 120/44

30/11

which is 2.72

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