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OpenStudy (anonymous):
Which of the following is soluble in water? Cu(OH)2 PbSO4 RbNO3 Ca3(PO4)2
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OpenStudy (anonymous):
if you have a solubility chart, you'd find that NO3 is soluble with every positive cation. so the answer is RbNO3
OpenStudy (nincompoop):
how about without a chart?
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