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

Assume the following values for the diagrams below: Q1 = 12 bags. Q2 = 7 bags. Q3 = 19 bags. The market equilibrium price is $34 per bag. The price at point a i

Find mode of the following size 2 3 5 6 7 frequency 4 6 2 5 3 1

Pada gambar berikut ini, titik M adalah titik singgung ruas garis PS pada lingkaran yang berpusat di O. Jika besar ∠ = 20°, maka ∠ = ⋯ °.

What is 4:2(3+1)= Please help me I need this for a quiz tomorrow

An expression with negative exponent cannot be written as expression with positive exponent

What’s the value of X when 10 X equals 12

sophia uses 3 3/4 cups of flour for each cake she makes. she has 10-pound bag of flour that costs $8.79 and contains 152 qyuarter cup servings sophia can make 1

Kuper manipulates time to create tension. How are the graphic novel and story alike and different in their treatment of time? How does the idea of time figure i

write answers in detail

how would I solve this?