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