CSEC Chemistry · May/June 2013 · Paper 1 · Question Q28
Item 28 refers to the following apparatus which is used to investigate the relative conductivity of various substances.
If solutions containing 1\text{ mole} of solute per \text{dm}^3 of aqueous solution are investigated, which of the following solutions would cause the bulb to glow BRIGHTEST?
- (A)Ammonia
- (B)Ethanoic acid
- (C)Sulfuric acid
- (D)Hydrochloric acid
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