| Which one of the following statements is true? |
| Statement 1: A molecule is defined as a group of at least two atoms. |
| Statement 2: Molecules are visible to the naked eye. |
| Statement 3: Water molecule contains two types of atoms. |
A) Statement 1 only
B) Statement 2 and 3
C) Statement 1 and 3
D) All the above
E) None of these
Correct Answer: C
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