How many atoms does one mole of Phosphorus contain?
4 × 6.022 × 1023 atoms
6.022 × 1023 atoms
2× 6.022 × 1023 atoms
3× 6.022 × 1023 atoms
Phosphorus exists as a tetratomic molecule i.e. P4 molecule. Thus, 1 mole of P4 = 4 × 6.022 × 1023 atoms
One mole of any substance contains 6.022×1023 atoms/molecules. Number of molecules of H2SO4 present in 100 mL of 0.02MH2SO4 solution is.............
(a) 12.044×1020 molecules (b) 6.022×1023 molecules
(c) 1×1023 molecules (d) 12.044×1023 molecules
One mole of oxygen gas at STP is equal to...........
(a) 6.022×1023 molecules of oxygen
(b) 6.022×1023 atoms of oxygen
(c) 16 g of oxygen
(d) 32 g of oxygen
24.088×1023 atoms of oxygen will combine with how many hydrogen atoms to form H2O