erincadeKimberry
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 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

Ms. Green earns 980 per week for 40 hours of work. She earns 1.5 times her hourly rate for working any hours over 40 hours in a week. What is Ms. Green's regula
Forms are two-dimensional, with width and height. True False
Which sentence follows AP Style Guide Rules? A) "The school will be closed for winter break." Said Mrs. Hoffmann B) In, "The Road Not Taken," Robert Frost cla
Write each whole number using words 9,542,006
Which statements about the art of William Morris are true? Choose all answers that are correct. A. He added beauty and fine craftsmanship to functional ho
qu'est que tu apprend en classe d'éducation physique
In which disease does a drinker’s liver develop scar tissue?
What is the answer to this problem I need help I don't really understand?
PLEASE PLEASE PLEASE HELP!! Can someone please help me with a STEP BY STEP of this problem ? I'll seriously appreciate it, and thank you so so so much in advanc
#1 What is "Pi" ? ( without using 3.14) #2 Name one real world situation that involves inequality #3 Give an example