1.

Water is formed by the chemical combination of hydrogen and oxygen.A molecule of water consists of 2 atoms of hydrogen and 1 atom of oxygen, combined chemically. Figure 1 represents the molecules in liquid water (black – oxygen atom; gray – hydrogen atom). Which of the following represents water molecules after liquid water is vaporized on boiling?(a) (b) (c)

Answer» Water is formed by the chemical combination of hydrogen and oxygen.

A molecule of water consists of 2 atoms of hydrogen and 1 atom of oxygen, combined chemically. Figure 1 represents the molecules in liquid water (black – oxygen atom; gray – hydrogen atom).





Which of the following represents water molecules after liquid water is vaporized on boiling?



(a) (b) (c)


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