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einsteindude einsteindude
wrote...
Posts: 5058
9 years ago
How might you tell whether or not your toothpaste contained either calcium carbonate, CaCO3, or baking soda, NaHCO3, without looking at the ingredients label?
A) if the toothpaste bubbles when heated
B) if the toothpaste bubbles when added to ammonia, such as window cleaner
C) if the toothpaste produces a salt (NaCl) when added to HCl
D) if the toothpaste bubbles when added to vinegar
Textbook 
Conceptual Physical Science

Conceptual Physical Science


Edition: 6th
Authors:
Read 507 times
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bSharpbSharp
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Posts: 3706
9 years ago
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9 years ago
Super! Don't forget to mark my post as best answer Grinning Face
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