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Which of the following is NOT evidence of a chemical change?
18
10
change of state
physical
cations
chemical
synthesis
physical
mashing potatoes
18
10
change of state
physical
cations
chemical
synthesis
physical
This type of reaction has only one product
18
10
change of state
physical
cations
chemical
synthesis
physical
water evaporating
18
10
change of state
physical
cations
chemical
synthesis
physical
how many electrons have the quantum numbers n=3 and L=2
18
10
change of state
physical
cations
chemical
synthesis
physical
propane gas burning
18
10
change of state
physical
cations
chemical
synthesis
physical
Atoms with a positive net charge are
18
10
change of state
physical
cations
chemical
synthesis
physical
What is the maximum number of electrons that can exist in the third energy level surrounding an atomic nucleus?
18
10
change of state
physical
cations
chemical
synthesis
physical
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