Question

how many mole are present in 4g of H2​

Answer 1

2g H2 is present in 1 mole of H2

so, 4g of H2 is present in 2 moles of it

Answer 2

Answer:

2

Step-by-step explanation:

n=wt/gmw

n=4/2

n=2 moles

hope it was helpful....