Chemistry PH scale ranges from 0 – 7 8 – 14 0 – 14 None 0 – 7 8 – 14 0 – 14 None ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is found in kidney stones? Sodium chloride Calcium oxalate Sodium oxalate Calcium acetate Sodium chloride Calcium oxalate Sodium oxalate Calcium acetate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Assertion (A) : Synthetic detergents can lather wen in hard water.Reason (R) : Synthetic detergents form soluble calcium and magnesium salts with hard water. Both A and R is true and R is the correct explanation of A A is true but R is false A is false but R is true Both A and R is true but R is not a correct explanation of A Both A and R is true and R is the correct explanation of A A is true but R is false A is false but R is true Both A and R is true but R is not a correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
Chemistry The half life period of an isotope is 2 hours. After 6 hours what fraction of the initial quantity of the isotope will be left behind? 1/3 1/6 1/4 1/8 1/3 1/6 1/4 1/8 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The liquid waste from kitchens and baths, of residences is known as : Domestic sewage Sullage Storm water Refuse Domestic sewage Sullage Storm water Refuse ANSWER DOWNLOAD EXAMIANS APP
Chemistry Global warming is mainly due to accumulation of Oxides of sulphur Oxides of nitrogen Carbon dioxide Carbon monoxide Oxides of sulphur Oxides of nitrogen Carbon dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS