All the answers are on the actual periodic table. You should never be told to remember it so I think this is a recourse you are allowed to look at whilst doing your homework lol :) all the answers are written on it hope it helps
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Hydrogen ion reacts with zinc to produce
gas
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Answer:
A
Explanation:
the number of molecule won't be twice as fructose has 12 hydrogen molecules and lactose has 22 hydrogen molecules
because some system are so large,small,or complex they are difficult to predict