1- If 15.0 mL of 4.6010 -4 M CaCl 2 are added to 22.0 mL of 7.3010 -5 M K 2 CO 3 , will solid CaCO 3 (K sp = 3.810 -9 ) precipitate?

/in /by

1- 15.04.60×10-4CaCl222.07.30×10-5K2CO3CaCO3sp3.8×10-9_____ (yes. no)

)

carbonatecalcium carbonateCO32-

———  M

2- lead sulfatePbSO4spPbSO41.8×10-8

solubility =  ——- g/L

3- zinc carbonate175

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