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joja [24]
3 years ago
13

20 POINTS!!! PLS HELP ME

Chemistry
2 answers:
Gala2k [10]3 years ago
5 0

Answer:

they just add heat, then it turns to water vapor

Explanation:

The first h20 is water the arrow represents adding heat, and the second h20 represent water vapor (water as a gas)

White raven [17]3 years ago
3 0

Answer:

Boiling is not a chemical reaction. It is a physical reaction because after being heated up to a boil turning into steam, it eventually cools back down to water. Like evaporation and then rain.

Explanation:

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