What amount of a substance does 18.6 g of sulfuric acid H2SO4 contain?

To calculate the amount of a substance, there is a formula:
n = m / Mr
Where
n – amount of substance
m – net mass of matter
M – molecular weight
We substitute:
n = 18.6 / 98 = 0.2 (mol)
Answer: n = 0.2 (mol)



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