Chemistry, 16.12.2020 20:00, CarQuestionl506
8.
A student measured the mass of a rubber stopper to be 6.00 grams. When it was placed into a
graduated cylinder that initially had 2.0 mL of water, the water went up to the 5.0 mL of water. What is
the density of the rubber stopper?
a) 3.0 g/mL b) 1.2 g/mL
d) 0.60 g/mL
e) none of these
$) 2.0 g/mL
Answers: 2
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From the options provided for each element below, choose the properties that it may have based on its location in the periodic table fluorine (f): highly reactive nonmetal shiny a conductor
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Chemistry, 22.06.2019 13:00, carlinryan
16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.
Answers: 2
Chemistry, 22.06.2019 16:30, danbelucio
Explain in detail of the four major scientific developments that spurred the formulation of the plate tectonics theory
Answers: 2
8.
A student measured the mass of a rubber stopper to be 6.00 grams. When it was placed into a
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