i7veafryshjsteen i7veafryshjsteen

04-07-2016
Chemistry

contestada

what is the percent by mass of carbon in c10 h14 n2?

Respuesta :

daniel987 daniel987

08-07-2016

C10H14N2
the relative formula masses:
C10 = (12x10) = 120
H14 = (14x1) = 14
N2 = (14x2) = 28

%composition of carbon = 100 x (14 + 28 / 120) = 0.35
%composition of carbon = 35%
hope that helps

Answer Link

05-03-2020

took the test and its 74.02% actually...

Answer Link

Otras preguntas

What is the difference between "Herr" and "Herrn"?

Failure to incorporate _______ can easily lead to _______. Would the answer be: citations, plagiarism?

which of these was a result of the treaty of Brest-Litovsk? A. The end of world war 1 B. Russia's withdrawal from the war C. The end of Austria-Hungrays war w

the area of a rectangular garden is 38 1/4 square meters. the width of the garden is 4 1/2 meters. find the length of the garden

the temperature of a sample of matter is a measure of the ?

31+34=90-n 45+1=70-k 6×9=41+m

Which additional word in the poem should be capitalized? Coyote In the night, it prowls alone hidden from view, Stalking prey. Before dawn, Coyote howls.

Did feudalism create a stable form of government?

How well did feudalism establish order in the Middle ages?

where are the three parts of an atom located