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1) Which ONE of the following aqueous solutions contains the lowest concentration of cations, assuming 100%...

1) Which ONE of the following aqueous solutions contains the lowest concentration of cations, assuming 100% dissolution and ionization?

(A) 0.5 M sodium phosphate

(B) 1.0 M potassium nitrate

(C) 2.0 M magnesium sulfate

(D) 0.75 M calcium chloride

(E) 1.5 M hydrogen chloride

2) The highest mass of SnS will dissolve in 1.0 L of an aqueous solution of:

(A) 0.1 M MgS

(B) 0.1 M (NH4)2S

(C) 0.1 M Sn(NO3)2

(D) 0.1 M Na2S

(E) 0.1 M CaCl2

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Answer #1

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