A. Na2S2O3
B. H2SO3
C. H2SO4
D. SO3
Correct Answer: Option B
B. H2SO3
By: Sunday|Published on: Dec 10|Categories: Chemistry WAEC| 0 comments
A. Na2S2O3
B. H2SO3
C. H2SO4
D. SO3
Correct Answer: Option B
B. H2SO3
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