If a rocket shell packed with fireworks is fired into the sky and exploded,which of the following chemicals would produce a shower of red-orange sparks?
A) a barium compound
B) a calcium compound
C) a copper compound
D) a lithium compound
E) a strontium compound
Correct Answer:
Verified
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A)acetic
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Q161: Which common household product contains NaClO?
A)antacid tablets
B)bleach
C)Dry
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A)baking soda
B)drain
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