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17 votes
What is density?

1. a measure of salinity


2. the weight of water


3. the amount per unit volume of a particular material


4. the amount of salt in water

User RHaguiuda
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2 Answers

3 votes
3 is the correct answer
User Hawkeye
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7 votes
Answer: 3, the amount per unit volume of a particular material
User MStoner
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