Which represents an endothermic reaction? wood burning in a fire splitting a gas molecule changing frost to water vapor TNT expl
oding
2 answers:
Answer:
changing frost into water vapors.
Explanation:
Answer:
(C)Changing frost to water vapor
Explanation:
melting, boiling, evaporation, and sublimation are endothermic processes
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No but a chemical change yes a chemical property is only a characteristic not change
4 mol NH₃ → 5 mol N₂
x mol NH₃ → 0.824 mol N₂
x=0.824*4/5=0.6592 mol
Answer:
in prism
it's from the rectangular reflecting surface
Answer:
C
Explanation:
3
Because you don't count the dots. You count how many colors there are. Which are Blue, Red, and Black.
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