PLEASE HELP QUICK If a sample of magnesium has a mass of 72.9 g, how many moles of magnesium does the sample contain?

1.00 mole Mg
1.00 mole Mg

1.50 moles Mg
1.50 moles Mg

2.00 moles Mg
2.00 moles Mg

3.00 moles Mg

did anyone actually do this? like if anyone has submitted this i rly need .

i think it is true since you can test the answer and can use observations to complete it.

i don,t know so just answer mine

the answer is c

tell me if wrong