Question 1. A leak in the air conditioning system
Question
1.
A leak in the air conditioning system of an office building releases 12 kg of CHF2Cl per month. If the leak continues, how many kilograms of Cl are emitted into the atmosphere each year?
2.A solution contains one or more of the following ions: Ag+, Ca2+, and Cu2+. When sodium chloride is added to the solution, no precipitate occurs. When sodium sulfate is added to the solution, a white precipitate occurs. The precipitate is filtered off and sodium carbonate is added to the remaining solution, producing a precipitate. Which ions were present in the original solution? Write net ionic equations for the formation of each of the precipitates observed.
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