Physical Science Pre-Test 2020-2021
Question: 1-14
A student has been assigned to measure th...
Physical Science Pre-Test 2020-2021
Question: 1-14
A student has been assigned to measure the density of an irregularly shaped piece of metal. Which tools would be most appropriate to carry out this task?
ruler, balance
flask, Bunsen burner
beaker, crucible (container)
graduated cylinder, balance
Answers: 3
Chemistry, 21.06.2019 18:00
Now consider the reaction when 45.0 g naoh have been added. what amount of naoh is this, and what amount of fecl3 can be consumed by it?
Answers: 3
Chemistry, 22.06.2019 14:00
What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?
Answers: 2
Chemistry, 22.06.2019 20:10
What would happen to a volleyball left outside in the winter? o o o o a. it would expand. b. it would lose air. c. it would shrink. d. it would explode.
Answers: 2
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