Chemistry Sour taste of lemon is due to the presence of which of the following ? Oxalic acid Formic acid Citric acid Acetic acid Oxalic acid Formic acid Citric acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry PH scale ranges from 0 – 14 0 – 7 8 – 14 None 0 – 14 0 – 7 8 – 14 None ANSWER DOWNLOAD EXAMIANS APP
Chemistry Normal rainwater has a pH level of 6.3 8.3 3.2 5.6 6.3 8.3 3.2 5.6 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as preservative for foodstuff ? Sodium Chloride Glycerine Sodium Benzoate Picric acid Sodium Chloride Glycerine Sodium Benzoate Picric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid which fails to liberate carbon dioxide from sodium bicarbonate is : Carbonic acid Formic acid Acetic acid Sulphuric acid Carbonic acid Formic acid Acetic acid Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP