Question

What is the total number of moles in 245 grams of H2SO4

Answer 1

Answer:

2.5 moles

Explanation:

Molecular mass of

H2SO4

= 2×1+2×16+4×32=98

So, 98 gm of H2SO4 = 1 mole of H2SO4

1 gm of H2SO4=1/98 mole of H2SO4

So,

245gm of H2SO4= 245*1/98 moles of H2SO4

= 2.5 moles of H2SO4