Chemistry Candle is a mixture of Higher fatty acids and stearic acid Bees wax and paraffin wax Bees wax and stearic acid Paraffin was and stearic acid Higher fatty acids and stearic acid Bees wax and paraffin wax Bees wax and stearic acid Paraffin was and stearic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry 0.01 mole of NaOH is added to 10 liters of water. The pH of water changes by 4 7 6 3 4 7 6 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas emitted by power stations causes acid rain? Nitrogen Carbon dioxide Helium Sulphur dioxide Nitrogen Carbon dioxide Helium Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is colourless ? Sulphur Phosphorus Oxygen Chlorine Sulphur Phosphorus Oxygen Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Carbon dioxide Ozone Water vapour Carbon monoxide Carbon dioxide Ozone Water vapour Carbon monoxide 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. A is false but R is true Both A and R is true but R is not a correct explanation of A A is true but R is false Both A and R is true and R is the correct explanation of A A is false but R is true Both A and R is true but R is not a correct explanation of A A is true but R is false Both A and R is true and R is the correct explanation of A ANSWER DOWNLOAD EXAMIANS APP