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

Suriland cannot both export wheat and keep bread plentiful and affordable in Suriland. Accordingly, Suriland’s wheat farmers are required to sell their crop to

Francis makes two square pans of cornbread. He cuts one pan into 13 more pieces than the other pan. How many equal-size squares of cornbread does he cut in ea

What are the values of u and v

A double slit interference experiment is performed with blue -green light from an argon-gas laser. The separation between sits is 0.50 mm,and the first order ma

What percentage did investors say the stock would grow over 5 years?

What type of relationship exists between pressure and temperature? * Is it A inverse/indirect B direct C no relationship

The apartment was cool but there’s no bus stops within miles and I don’t have a car (Rent or Not rent)

What system of linear inequalities is represented in the following graph?

4(0.5n-3=n-0.25(12-8n)

Anna went on vacation with her friends to an all-inclusive resort. Even though she checked her blood sugar frequently, there were times she forgot to bring her