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Chemistry
The addition of K 2 CO 3(a q) to the following solutions is expected to produce a precipitate in every case but one. That one is
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Q. The addition of $K _2 CO _3(a q)$ to the following solutions is expected to produce a precipitate in every case but one. That one is
Some Basic Concepts of Chemistry
A
$BaCl _2(a q)$
B
$\operatorname{CaBr}_2(a q)$
C
$Na _2 SO _4(a q)$
D
$Pb \left( NO _3\right)_2(a q)$
Solution:
$BaCO _3, CaCO _3, PbCO _3-$ insoluble
$Na _2 CO _3-$ soluble