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

Which is the best approximation of √11 1. 3.5 2. 2.5 3 5 4. 5.5

This question has 2 parts: 1. List some important ideas that walk two moons includes. Why did you choose those ideas2. Tell how using a Reading Role helped you

The sum of 42 fish and x fish is 68 fish. What is the unknown number of fish?

Nuts Berry Farm sells nuts for $60 for 4 pounds. Today, and just for today only, Nuts Berry Farm is giving a 30% discount to all those who will buy nuts today.

Which of the following novels most closely resembles Brave New World? A.) The Hunger Games B.) Utopia C.) Nineteen Eighty-Four D.) The Tempest

DUE VERY SOON. PLEASE ANSWER FAST Explain how decisions are a combination of theoretical, experimental, and subjective probability

which structures does the sprems Cells are made? A- A B- B C- C D- D

Gena Manufacturing Company has a fixed cost of $225,000 for the production of tubes. Estimated sales are 150,000 units. A before tax profit of $125,000 is desir

Is Solar energy is non-renewable resource?

♡Complete the equation of this circle:◇◇◇PLEASE ONLY ANSWER IF YOU KNOW FOR SURE!!!!!...FILL IN ALL BLANKS