Characteristics of Acids Bases and Salts
Which of the following is used as an acidulant for food?
hydrochloric acid
nitric acid
sulphuric acid
phosphoric acid
phosphoric acid
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What is the color of methyl red in the basic solution?A. yellow
B. blue
C. pink
D. colorless
When [H+] is less than 1 x 10-7, the solution is
A. neutral
B. acidic
C. basic
D. amphoteric
What is the effect of the base on red litmus paper?
A. it turns blue
B. it turns pink
C. it remains red
D. it becomes colorless
What is the color of Bromothymol blue in acidic solution?
A. red
B. yellow
C. blue
D. colorless
Taste of acid is
A. sour
B. sweet
C. bitter
D. it is tasteless
What is the color of methyl orange in vinegar?
A. red
B. yellow
C. blue
D. pink
Taste of base is
A. sour
B. sweet
C. bitter
D. it is tasteless
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