How many moles of H 2 SO 4 are there in 50 cm 3 of
CHEMISTRY
WAEC 2020
How many moles of H2SO4 are there in 50 cm3 of 0.108 mol dm3 solution of the acid?
- A. 5.4x 10
- B. 5.4 x 10-3
- C. 5.4 x 10-2
- D. 5.4x 10-1
Correct Answer: B. 5.4 x 10-3
Explanation
No. of moles = ( molar conc X volume ) / 1000
No. of moles = 0.108 X 50 / 1000
: No. of moles = 0.0054 moles
Post an Explanation Or Report an Error
If you see any wrong question or answer, please leave a comment below and we'll take a look. If you doubt why the selected answer is correct or need additional more details? Please drop a comment or Contact us directly. Your email address will not be published. Required fields are marked *