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Questions and Answers
What is the pH range of neutral substances?
What is the pH range of neutral substances?
- Between 0 and 14
- Greater than 7
- Less than 7
- 7 (correct)
What is the general equation for a neutralisation reaction?
What is the general equation for a neutralisation reaction?
- acid + water → base + salt
- salt + water → acid + base
- base + water → acid + salt
- acid + base → salt + water (correct)
What determines the strength of an acid or base?
What determines the strength of an acid or base?
- Its color
- Its concentration of hydrogen or hydroxide ions in water (correct)
- Its weight
- Its smell
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