The symbol of nitrogen is 'N'. a.) What represent symbols of 2N and N2? b.) How many atoms are in 2NH3? c.) How can represent 5 water molecules?
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Solution
a.) 2N represents 2 atoms of nitrogen.
N2 represents nitrogen molecules that can be formed by combining two atoms of nitrogen. b.) 8 atoms present in 2 mole of NH3. c.) 5 molecules of water is represented by 5H2O