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if the ions ca2, co32-, na+, and NO3- are placed in a test tube, the precipitate...

if the ions ca2, co32-, na+, and NO3- are placed in a test tube, the precipitate formed is

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Answer #1

answer : CaCO3 precipitate formed

Ca2+ + CO32-   --------------------> CaCO3 (s)

                                                        precipitate

the other possibilites are

Ca(NO3)2

NaNO3

Na2CO3

but these are not precipitates.

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