Question

There are 1.204 x 1024 molecules of H2 in a sample. How many moles does this represent?

2 moles

4 moles

10 moles

20 moles
@Sweetburger

Answer 1

4?

Answer 2

no no its 10

Answer 3

divide by the number of particles in one mole. so 1.204 x 10^24/6.024 x 10^23

Answer 4

1204000000000000000000000/602400000000000000000000=1.9986719787516600265604249667995

Answer 5

so its 2

Answer 6

yes