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Unit 15: Factors Affecting Rate of Chemical Reaction
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Chemical Reaction
Unit 15 · Factors Affecting Rate of Chemical Reaction
Chemical Reaction
Science
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8 min
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Question 1 of 14
1
Which substance is X in the reaction \( \mathrm{HCl} + \mathrm{X} \rightarrow \mathrm{NaCl} + \mathrm{H_2O} \)?
\( \mathrm{Na} \)
\( \mathrm{NaH} \)
\( \mathrm{NaOH} \)
\( \mathrm{Na} + \mathrm{H_2O} \)