30 cm3 of 0.1 M Al (NO3)3 SOLUTION IS RECTED WITH 100cm3 of 0.15M of NaOH solution. Which reactant is in excess, and by now much ?

A.

NaOH solution by 70 cm3

B.

NaOH solution, by 60 cm3

C.

NaOH solution by 40 cm3

D.

Al(NO3)3 solution by 20 cm3

E.

Al(NO3)3 solution by 10 cm3

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Correct answer is C

No explanation has been provided for this answer.

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