The attraction between water molecules and an Na+ ion or a Cl– ion occurs because water molecules are A) linear B) symmetrical C) polar D) nonpolar

Based on Reference Table F, which of the following compounds is least soluble in water? A) NaCl B) Pb2ClO3 C) Na2CrO4 D) PbCrO4

Based on Reference Table F, which salt is least soluble? A) FeCO3 B) Na2CO3 C) BaCl2 D) CaCl2

ccording to Reference Table F, which compound is most soluble in water? A) BaCO3 B) BaSO4 C) ZnCO 3 D) ZnSO4

When PbI2(s) is added to Na2CO3(aq), a white precipitate is formed. According to Reference Table F, the white precipitate most likely is A) KNO3 B) PbCO3 C) NaI D) Na2CO3

Which substance is most soluble in water? A) (NH4)3PO4 B) Cu(OH)2 C) Ag2SO4 D) CaCO3

Based on Table F, which compound is least soluble in water? A) AlPO4 B) Li2SO4 C) Ca(OH)2 D) AgC2H3O2

Based on Table F, which equation represents a saturated solution having the lowest concentration of Cl– ions? A) NaCl(s) B) AgCl(s) C) NH4Cl(s) D) KCl(s) Na+(aq) + Cl–(aq) Ag+(aq) + Cl–(aq) NH4+(aq) + Cl–(aq) K+(aq) + Cl–(aq)

According to Table F which compound is soluble in water? A) barium phosphate B) calcium sulfate C) silver iodide D) sodium perchlorate

. According to your Reference Tables, which of these compounds is the least soluble in water? A) K2CO3 C) Ca3(PO4)2 B) KC2H3O2 D) Ca(NO3)2

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