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Post-UTME Chemistry 2019 Objective — Question 1

Question 1 of 20 from the Post-UTME Screening (Post-UTME) Chemistry 2019 Objective paper, with the correct answer and a full explanation.

The number of moles of solute present in 50cm3 of a 0.25M H2SO4 solution is

A. 0.025
B. 0.022
C. 0.0125Correct
D. 0.010

Explanation

Moles = Molarity x Volume(L) = 0.25 x 0.050 = 0.0125 mol.

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