Chemistry Quartz is made of Calcium Sulphate Calcium Silicate Sodium Sulphate Sodium Silicate Calcium Sulphate Calcium Silicate Sodium Sulphate Sodium Silicate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aqua regia is a 1 : 3 mixture, by volume, of Conc. nitric acid and conc. sulphuric acid Conc. hydrochloric acid and conc. nitric acid Conc. nitric acid and conc. hydrochloric acid Conc. sulphuric acid and conc. nitric acid Conc. nitric acid and conc. sulphuric acid Conc. hydrochloric acid and conc. nitric acid Conc. nitric acid and conc. hydrochloric acid Conc. sulphuric acid and conc. nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of waves in n x 10th Bohr's orbit are n2 n-2 n n3 n2 n-2 n n3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is usually not an air-pollutant? Nitrous oxide Hydrocarbons Sulphur dioxide Carbon dioxide Nitrous oxide Hydrocarbons Sulphur dioxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry A fertile soil is likely to have a pH of 43989 3 9 14 43989 3 9 14 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main active constituent of tea and coffee is caffeine aspirin nicotine chlorophyll caffeine aspirin nicotine chlorophyll ANSWER DOWNLOAD EXAMIANS APP
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