Asked by mandy
how many molecules will be in 275 grams of c2h6
Answers
Answered by
Dr Russ
Calculate molar mass of C2H6 = 30 g mole
Number of moles is then
275 g/30 g mol^-1 = 9.2 mole
1 mole contains 6.02 x 10^23 molecules (Avogadro's number)
So number of molecules =
6.02 x 10^23 molecules mole^-1 x 9.2 mole =
Number of moles is then
275 g/30 g mol^-1 = 9.2 mole
1 mole contains 6.02 x 10^23 molecules (Avogadro's number)
So number of molecules =
6.02 x 10^23 molecules mole^-1 x 9.2 mole =
Answered by
jagjit singh
muja numarical sikhna hai
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