October 9, 2015

Homework Help: chemistry

Posted by jin on Sunday, July 4, 2010 at 3:22am.

Predict whether the following solutions are acidic, basic, or nearly neutral:
a. NaBr,
b. K2SO3,
c. NH4NO2,
d. Cr(NO3).

the answer is neutral, basic, acidic, acidic and i am not sure why

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