Biology, 04.02.2020 13:47 sherlinejules1
Jerry prefers to burn bituminous coal in his fireplace because of the yellow flame. what causes that flame color?
a.
low carbon content
b.
high sulfur content
c.
high methane content
d.
softer structure
e.
lower heat value
Answers: 3
Biology, 21.06.2019 15:30
Use the drop-down menu to complete the statement. an electron in the first energy level of the electron cloud has an electron in the third energy level.a. a lower energy thanb. a higher energy thanc. the same energy as
Answers: 1
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