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Need help with Chemistry multiple choice questions. Please find them in the attachment. (Only bid if you're a pro in chemistry, thanks)
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Running head: CHEMISTRY
1
Chemistry Midterm Review
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2
CHEMISTRY
Which of these substances are compounds?
I.
II.
III.
IV.
Neon
Crude oil
Water
Sodium chloride
I
I and III
II, III, and IV
III and IV
II and IV
Which of these substances are heterogeneous mixtures?
I.
II.
III.
IV.
Steam
Milk of magnesia
Crude oil
Rubbing alcohol
II and
III
I and IV
II, III, and IV
I, III, and IV
I, II, and III
Which of the following is an example of a chemical change?
Glass breaking
Water freezing
Wood burning
Alcohol vaporizing
Ice melting
How many significant figures are there in the number 10.00?
1
2
3
4
0
Determine...