The head of a matchstick has a great deal of chemical energy stored in it, including combustible substances that produce a flame when rubbed against a suitable surface. ... As the combustible materials burn, some of the chemical energy is transformed into heat energy, and some is transformed into light energy. Hope this helps
Answer:
.018 M
Explanation:
grams/MM=ans./volume(L) = M
4/58.45=ans./3.8=.018 M
Probably Fresh vegetables, it can rot out, that’d be my guess, it’s not canned
Answer:
0.170 M
Explanation:
M1V1=M2V2
(25.0mL)(0.123M)=(18.04mL)(x)
x= 0.170 M
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