Question 4
1 pts
All materials that are considered to be insoluble will dissolve in a solvent...
Question 4
1 pts
All materials that are considered to be insoluble will dissolve in a solvent to a very small extent. The rate of
dissolving of a rock in a streambed would be increased by all of the following EXCEPT
O moving the rock to a faster-moving current.
O reducing the exposure of the rock to the water.
O moving the rock to warmer water.
O breaking the rock into smaller pieces.
Question 5
1 pts
Answers: 3
Physics, 21.06.2019 22:30
The of a machine determines its "usefulness." a. input force b. output force c. mechanical advantage
Answers: 2
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Velocity is a description of both speed and direction, therefore it - a vector - a force arrow - the same as acceleration - a magnitude
Answers: 1
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Ateacher gives students four liquids commonly found in the kitchen - vinegar, apple juice, dish detergent, and milk - and ph indicator strips, which measure acidity. the teacher asks the students to put the liquids in order from most acidic to most basic. what type of investigation could the students conduct to determine the correct order for the liquids?
Answers: 3
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