SCIENCE
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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In the following unbalanced equation, what coefficients would have to go in the blanks (left to right) in order for it to become balanced? ____ Al + ____ HCl
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1:3:1:2
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3:2:1:2
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6:2:2:3
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2:6:2:3
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Explanation:
Detailed explanation-1: -Al(s)+HCl(aq) → AlCl3(aq)+H2(g) is unbalanced. Balance Cl. There are 3 Cl atoms on the product side and 1 on the reactant side. Add a coefficient of 3 in front of HCl .
Detailed explanation-2: -So the stoichiometric equation is: Al(s)+3HCl(aq)→AlCl3(aq)+23H2(g) Was this answer helpful?
Detailed explanation-3: -Reaction type: double replacement.
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