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what does it indicates when a sugar is heated in a test tube until it completely change into a black mass and droplets of water?
a. compound
b. element
c. mixture
d. solution
what does it indicates when a sugar is heated in a test tube until it completely change into a black mass and droplets of water?
a. compound
b. element
c. mixture
d. solution
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Answer:
it is a thermal decomposition reaction. The black stuff you see is mainly carbon. There will be some water vapour released.
Answer:
Answer:
11.C
12.A
13.B
14.D
15.D
Explanation:
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