erincadeKimberry erincadeKimberry

04-07-2016
Chemistry

contestada

a mole of carbon dioxide (co2) has 12.0 grams of carbon (c) and 32.0 grams of oxygen (o). what is the percent composition of carbon in carbon dioxide?

Respuesta :

daniel987 daniel987

08-07-2016

the moles of the elements need to calculated first
C = 12 / 12 = 1
02 = 32 / 16 = 2
then...
%composition of carbon = 100 x (1/2)
% composition of carbon = 50%
hope that helps

Answer Link

Otras preguntas

What is the product? 4.3(-2.9)

How did the police respond to protestors at the democratic national convention in 1968?

How does a soliloquy differ from an aside?

why was the holy land named so by Christians? A. that is where they thought god resided b. good farm land c. the first pope was born there d. sacred because jes

five times a number is 5 more than the number as equation

which of the 3 was born earlier?is it donna karan, michael jordan, or ben stiller?

Pretend you have just seen an interesting job posting online. You happen to have a friend who works for that same company. Compose a brief email or letter to yo

Four friends are collecting canned goods for charity Ron collects 10 more than 3 times as many cans as jasmine barry collects twice as many cans as jasmine A

How to do 1/2 (-5/6)=?

How do you ask "i like you" in spanish?