Home ยป Range of pH scale is Acids Bases and Salts MCQs Range of pH scale is December 28, 2021 3 Views Q. Range of pH scale is 7 to 100 to 100 to 147 to 14 Answer: 0 to 14
During the preparation of hydrogen chloride gas on a humid day, the gas is usually passed through the guard tube containing calcium chloride. The role of calcium chloride taken in the guard tube is to
Sodium hydrogen carbonate when added to acetic acid evolves a gas. Which of the following statements are true about the gas evolved?