We can use a gas syringe to measure the reaction of metals with dilute acid. When zinc reacts with hydrochloric acid it produces zinc chloride and hydrogen gas. We can measure the rate of the reaction ...
A white precipitate forms if sulfate ions are present. Explain why, in a test for sulfate ions, the sample is acidified with hydrochloric acid first. Carbonate ions also produce a white precipitate ...
In this article you will get CBSE Class 10 Science chapter 1, Chemical Reactions and Equations: NCERT Exemplar Problems and Solutions (Part-III). Every question has been provided with a detailed ...
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