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20 cm3 of 1 M H\(_2\)SO\(_4\) is mixed 20 cm\(^3\) of 1 M NaOH. The...

Chemistry
JAMB 1980

20 cm3 of 1 M H\(_2\)SO\(_4\) is mixed 20 cm\(^3\) of 1 M NaOH. The resulting solution is?

  • A. acidic with a molarity of 0.50 M H2SO4
  • B. acidic with a molarity of 0.25 H2SO4
  • C. neutral
  • D. alkaline with a molarity of 0.25 M NaOH
  • E. alkaline with a molarity of 0.50 M NaOH
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Correct Answer: Option A
Explanation

The balanced equation for the reaction is:

\(2NaOH + H_2 SO_4 \to Na_2 SO_4 + 2H_2 O\)

\(\therefore 1M H_2 SO_4 \to 2M NaOH\)

\(1M NaOH \to 0.5M H_2 SO_4\)

The resulting solution is Acidic with 0.5M H\(_2\)SO\(_4\). 


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