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Questions and Answers
What is the common feature found in all acids according to the text?
What is the common feature found in all acids according to the text?
- They have a bitter taste.
- They have H+ ions. (correct)
- They have a sour taste.
- They turn red litmus blue.
Which type of substances turn blue litmus red?
Which type of substances turn blue litmus red?
- Salts
- Acids (correct)
- Indicators
- Bases
What is the characteristic taste of bases?
What is the characteristic taste of bases?
- Sour
- Sweet
- Salty
- Bitter (correct)
Which substances are formed from the reaction of acid and base?
Which substances are formed from the reaction of acid and base?
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What do olfactory indicators provide in response to acids and bases?
What do olfactory indicators provide in response to acids and bases?
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Which type of synthetic indicators are man-made according to the text?
Which type of synthetic indicators are man-made according to the text?
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Which ions do Bases give when dissolved in water?
Which ions do Bases give when dissolved in water?
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Why is it recommended to add acid to water while diluting acids?
Why is it recommended to add acid to water while diluting acids?
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What does the 'p' in pH stand for?
What does the 'p' in pH stand for?
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Which of the following is a use of Bleaching Powder (CaOCl2)?
Which of the following is a use of Bleaching Powder (CaOCl2)?
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What is the main use of Baking Soda (Sodium Hydrogen Carbonate) (NaHCO3)?
What is the main use of Baking Soda (Sodium Hydrogen Carbonate) (NaHCO3)?
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What is the purpose of Plaster of Paris (Calcium sulphate hemihydrates) (CaSO4.1/2H2O)?
What is the purpose of Plaster of Paris (Calcium sulphate hemihydrates) (CaSO4.1/2H2O)?
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