Question

A sample of sodium reacts completely with 142 g of chlorine, forming 234 g of sodium chloride. What mass of sodium reacted?

Express your answer to three significant figures and include the appropriate units.

Answer 1

do this the same way I did the CO2 problem

Answer 2

Isn't it different because its chlorine and Sodium?

Answer 3

I really need help on this I still don't understand where your getting some of the units from. g/mols

Answer 4

g/mols is the molar mass of the substance. You can find the molar mass by taking the sum of the atomic masses in the substance.

Answer 5

I got 234g and it was wrong? Can you off anymore help plz?