onsty, 13417Lectur Oa Chem 111 1. Four separate mixtures are prepared-by adding
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onsty, 13417Lectur Oa Chem 111 1. Four separate mixtures are prepared-by adding 1-mole of one of the following species to water. Rank the mixtures from weakest to strongestelectrolyte. Mixture I | Mixture I1 | Mixture III Mixture IV acetic acid (weak acid) a) I-ll IlKIV e) bil-III>IV 2. Which compound, when dissolved in water, will produce a solution that is classified as an electrolyte? a) NaNOs b) Li CO c) K SO d) MgCla e) All of these compounds, when dissolved in water, will produce solutions that are classified as electrolytes 3. Which answer choice describes a weak acid? a) An electrolyte that does not dissociate very much when dissolved in water b) A nonelectrolyte that does not dissociate very much when dissolved in water c) An electrolyte that dissociates completely when dissolved in water d) A nonelectrolyte that dissociates completely when dissolved in water e) None of the above are correctExplanation / Answer
1) Answer B( IV, III, II, I)
2) Answer E
All are salts that are readily dissolved in water hence they are all electrolytes
3) Answer A
Weak acid is an electrolyte that do not completely dissociate in water
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