PastPaper 11

4. v4225 = ?

A. 45
B. 65
C. 75
D. 55
✅ The correct answer is option 65.

5. When table salt NaCI is added to water?

A. A covalent bond is broken
B. An acidic solution is formed
C. Sodium and Chlorine ions are separated
D. Sodium is attracted to the hydrogen atoms of water
✅ The correct answer is option Sodium and Chlorine ions are separated.
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