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1.Consider these compounds:

A. PbBr₂

B. Cu(OH)₂

C. MnS

D. PbCrO₄

Complete the following statements by entering the letter(s) corresponding to the correct compound(s). (If more than one compound fits the description, include all the relevant compounds by writing your answer as a string of characters without punctuation, e.g, ABC.)

Without doing any calculations it is possible to determine that calcium fluoride is more soluble than ___________ , and calcium fluoride is less soluble than ____________ .

It is not possible to determine whether calcium fluoride is more or less soluble than ___________ by simply comparing K_sp values.

2.Consider these compounds:

A. Ag₃PO₄

B. Fe(OH)₃

C. AgCN

D. BaCO₃

Complete the following statements by entering the letter(s) corresponding to the correct compound(s). (If more than one compound fits the description, include all the relevant compounds by writing your answer as a string of characters without punctuation, e.g, ABC.)

Without doing any calculations it is possible to determine that lead carbonate is more soluble than __________ , and lead carbonate is less soluble than ____________ .

It is not possible to determine whether lead carbonate is more or less soluble than _____________  by simply comparing K_sp values.