Ask a New Question

How many moles of carbon are in a 28.0g sample?

I have no idea where to start

1 answer

moles=mass/molecular atomic mass.

Carbon atomic mass is 14

molesCarbon=28grams/14grams=2 moles

Ask a New Question or answer this question.

Similar Questions

A sample of CO2 contains 5.2 x1024molecules. How many moles of Carbon dioxide are in this sample?Responses 8.6 moles 8.6 moles
1. 1 answer
A sample of propane, C3H8, contains 10.0 moles of carbon atoms. How many total moles of atoms does the sample contain? Express
1. 1 answer
There are 1.2 x 10^24 atoms of carbon in a sample of aluminum acetate, Al(C2H3O2)3. How many moles of hydrogen are in the
1. 1 answer
A 10.0 L vessel contains 0.0015 moles carbon dioxide and 0.10 moles of carbon monoxide. A 5.00 gram sample of carbon is added
1. 0 answers

more similar questions