Which of these does NOT involve a chemical change?
A) Cocaine causes the release of norepinephrine from nerve cells.
B) Red delicious apples taste sweet.
C) Antacids often help an upset stomach.
D) Mercury is used in barometers because it has a high density.
Correct Answer:
Verified
Q49: A gas is characterized by a(n)
A)definite shape
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Q51: The gravity on Mars is one-third that
Q52: Which of the following is a chemical
Q53: Refined white table sugar is usually derived
Q55: Pure water is an excellent substance for
Q56: Which of these is a chemical change?
A)The
Q57: Molasses is a by-product of the refining
Q58: The label on a can of sparkling
Q59: The label on a bottle of shampoo
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