SOLUTION: The ratio of the carbon atoms to oxygen atoms in a carbon dioxide molecule is 1:2.How many carbon atoms and oxygen atoms are their in 36 molecules of carbon dioxide?

Question 365451: The ratio of the carbon atoms to oxygen atoms in a carbon dioxide molecule is 1:2.How many carbon atoms and oxygen atoms are their in 36 molecules of carbon dioxide?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!



Hi, 

Let x represent the # of carbon atoms.  then (36-x) would represent the # of oxygen atoms

Question states



cross multiply to solve

2x = 36-x

3x = 36

x = 12, the # of carbon atoms, therefore, 24 (36-12) would be the number of oxygen atoms

checking our answer

12/24 = 1/2 

RELATED QUESTIONS

The ratio of carbon atoms in a carbon dioxide molecule is 1:2. How many carbon atoms and... (answered by Alan3354)
The ratio of carbon atoms to oxygen atoms in a carbon dioxide molecule is 1:2. How many... (answered by fractalier)
A certain molecule  contains three as many atoms of hydrogen as oxygen and four more... (answered by ikleyn)
A molecule of sugar contains twice as many atoms of hydrogen as oxygen, and one more atom  (answered by KMST)
A sugar molecule has twice as many atoms of hydrogen as it does oxygen and one more atom... (answered by ikleyn)
a molecule of propane has 26 atoms. if there are 6 fewer hygrogen atoms than 3 times the... (answered by MathLover1,kev82,295)
The mass of a molecule of a certain chemical compound is 2.45*10 to the power of -22 g.... (answered by edjones)
A sugar molecule has twice as many atoms of hydrogen as it does oxygen and one more atom... (answered by mananth,ikleyn,josgarithmetic)
Weights of atoms and molecules are measured in Atomic Mass Units. A molecule of C2H6... (answered by josgarithmetic)