Question

one mole of a substance containes ______atoms or molecules​

Answer 1

Answer:

1Mole=6.022×10²³ Atoms or molecules

Answer 2

Moles of H 2

SO 4 = Molarity of H2

SO 4 × Volume of solution (L)

=0.02×0.1

=2×10

−3 moles

No. of H2

SO 4

molecules =2×10

−3×6.022×10

23 =12.044×10

20 molecules