A chemical reaction which is both combination as well as exothermic, is used by us for white washing purposes. Write the equation for the same.
YuvikaS
Asked:
December 2022
Ahmad took a magnesium ribbon (cleaned) and burnt it on a flame. The white powder formed was taken in a test tube and water was added to it. He then tested the solution formed with red and blue litmus paper. What change was seen? Why?
YuvikaS
Asked:
December 2022
Economics and geography 1. Explain which public facilities are important for human development. 2. List some common goals that are desired generally by all types of people. 3. What is sustainable development? Discuss its importance. Give an example to support your answer. 4. What is the root cause for depletion...