What is the formula weight of a substance?

A) The number of different substances in the chemical formula divided by Avogadro's number
B) The number of moles of each substance in a chemical formula divided by Avogadro's number
C) The product of the number of moles of each substance in the chemical formula
D) The sum of all the atomic weights of the chemical formula

D

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Chilling a specimen can delay:

a. clotting time. b. centrifugation requirements. c. red cell maturation. d. white cell maturation.

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The equation for the statement 4 less than y is 10 would be

A. 4 -y = 10 B. 10 - 4 = y C. 10 -y = 4 D. y- 4 = 10

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