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Question
What is the molar solubility of lead(II) chromate in 0.10 M HNO3 if the Ksp for PbCrO4 is2.8 10-13? and the Ka2 for H2CrO4 is 3.0 10-7? Note that H2CrO4 is considered to be a strong acid.
A) 9.2 10-11 M
B) 2.9 10-10 M
C) 9.3 10-7 M
D) 3.1 10-4 M
Answer
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