Geography
Geography, 01.11.2019 11:31, JaleahOwens13

The proportion of dissolved substances in seawater is usually expressed in

a. parts per hundred.
b. parts per thousand.
c. parts per ten thousand.
d. parts per million.

i'm not sure if it's b or d, explain

answer
Answers: 3

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The proportion of dissolved substances in seawater is usually expressed in

a. parts per...

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