Answer :
Answer:
2.08 moles
Explanation:
number of molecules = mass / molecular mass of SO₄
number of molecules = 200 g / 96.06 g/mol
number of molecules ≈ 2.08
Answer:
1.25x10^24 molecules
Explanation:
1 mole of any substance contains 6.02x10^23 molecules.
Therefore, 1mole of SO4 also contains 6.02x10^23 molecules.
1mole of SO4 = 32 + (16x4) = 32 + 64 = 96g
If 1mole( i.e 96g) of SO4 contains 6.02x10^23 molecules,
Therefore 200g of SO4 will contain = (200 x 6.02x10^23) /96
= 1.25x10^24 molecules