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kooombaya
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Homework Statement
5. [1pt]
For each of the following, indicate whether the statement describes a physical (P) or a chemical (C) change. Answer, in order, with a single string, e.g. CPCPC -- NO SPACES, NO PUNCTUATION.
a) A grease spot is removed with cleaning fluid.
b) Sodium chloride (salt) is obtained from salt water by evaporation of the water.
c) Ski goggles become fogged.
d) A snowball melts.
e) Heated oil smokes and turns brown.
The Attempt at a Solution
For a) chemical to remove the stain
b)physical
c)physical
d)physical
e)chemical