Answer:
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M=7M(H₂O)
M=7*18.015 g/mol = 126.105 g/mol
Answer:
endothermic change occurs
Explanation:
photosynthesis, is an endothermic reaction in which energy is absorbed from the surrounding.
hope this helps
Answer:
i could help you can you explain more plzzzzzz i really need points
Explanation:
The melting of solid wax to form liquid wax and the evaporation of liquid wax to form wax vapor are physical changes. The burning of the wax vapor is a chemical change.
