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Chemistry, 01.04.2020 08:40 epicsushiman1
During chemistry lab, Carl and his lab partner, Mary, mixed four halide salts, one at a time, with silver nitrate. Mary commented that
all but one salt reacted chemically with the silver nitrate. Carl asked her how she knew that a chemical reaction had occurred. What
was Mary's response based on evidence in this activity?
al reaction the corecmented that
A)
A gas formed.
A precipitate formed.
The silver nitrate disappeared.
An exothermic reaction took place
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