dwashington13 dwashington13

21-01-2022
Chemistry

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What is the percent composition (by mass) of carbon in C2H5NH2?

Respuesta :

Firah07 Firah07

22-01-2022

Answer:

53.3%

Explanation:

C:12 H:1 N:14

Mr = 2(12)+5(1)+14+2 =45

%C = Mass of carbon divides by molecular mass times 100

2(12) divides by 45 times 100

=53.3%

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