(a) The recovery of silver from silver nitrate solution involves displacement by copper metal. Write the equation of the reaction that takes place. Give the states of all the substances.(b) Under what soil conditions do you think a farmer would treat the soil in his fields with quicklime? Why?(c) Name one sodium compound which is used for softening hard water and another which is used in fire extinguishers.

(a) The recovery of silver from silver nitrate solution involves displ

1.	(a) The recovery of silver from silver nitrate solution involves displacement by copper metal. Write the equation of the reaction that takes place. Give the states of all the substances.(b) Under what soil conditions do you think a farmer would treat the soil in his fields with quicklime? Why?(c) Name one sodium compound which is used for softening hard water and another which is used in fire extinguishers.
Answer» (a) The recovery of silver from silver nitrate solution involves displacement by copper metal. Write the equation of the reaction that takes place. Give the states of all the substances. (b) Under what soil conditions do you think a farmer would treat the soil in his fields with quicklime? Why? (c) Name one sodium compound which is used for softening hard water and another which is used in fire extinguishers.