Chemistry, 11.02.2021 17:20 emiliogutierrez
Justin wanted to explain the water cycle to his class. He created a chart with labels and illustrations.
Which of the following are characteristics of the water cycle? Choose the three that apply.
A. movement of water among the geosphere, biosphere, hydrosphere, and atmosphere
B. accessible supply of water to all living creatures on Earth
C. provision of newly-formed water to the atmosphere
D. movement of water from Earth's surface to the atmosphere and back
E. power and drive supplied by gravity and the sun's energy
Answers: 2
Chemistry, 22.06.2019 14:00
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
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Chemistry, 22.06.2019 18:30
Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o sncl2•4h2o sncl2•6h2o
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Chemistry, 22.06.2019 21:50
What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car
Answers: 2
Justin wanted to explain the water cycle to his class. He created a chart with labels and illustrati...
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