Answer:
A) vesicle
I think this is the right answer, i may be incorrect.
Answer:
Directly counting blood cells or tissue cells by using a hemocytometer can determine the concentration of a known volume. Counting the number of colonies that arise on a pour plate can calculate the concentration by multiplying the count by the volume spread on the pour plate.
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Formula mass of NaCl = 58.5g
0.4 x 58.5 = 23.4
She should bring approximately 23.4 grams.
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