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Question
Fill in the blanks.
H2O is the _______________ of water. It also represents _______________ molecule of water. There are ________________ atoms of hydrogen and _______________ atom of oxygen in H2O. 2H2O represents _________________ molecules of water. There are _____________ atoms of hydrogen and _______________ atoms of oxygen in 2H2O.
H2O is the _______________ of water. It also represents _______________ molecule of water. There are ________________ atoms of hydrogen and _______________ atom of oxygen in H2O. 2H2O represents _________________ molecules of water. There are _____________ atoms of hydrogen and _______________ atoms of oxygen in 2H2O.
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Solution
H2O is the formula of water. It also represents one molecule of water. There are two atoms of hydrogen and one atom of oxygen in H2O. 2H2O represents two molecules of water. There are four atoms of hydrogen and two atoms of oxygen in 2H2O.
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(b) 
(c) 