Fill in the blanks with
appropriate
words.
a Coke is formed when
heated in ____
of air
b Pencil lead is made from ____
c Coal and petrolium sources are _____
d Natural gas petrolium and coal are ____
e Kerosine is not a ____
f _____ and _____ are the crystalline form of carbon.
Answers
Answered by
2
Answer:
a. Absence
b. Graphite
c. non renewable
d. Fossil fuels
e.
f. Diamond, Graphite
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