Chemistry, 16.11.2019 05:31 kimlyn58p0wyn0
The moon rises and sets every day, like the sun. sarah noticed that the moon was sometimes visible at night and sometimes during the day. she noted when she first saw the moon (moon-rise) on two days in april. she looked up the time in the newspaper for moon-set. both were different. why? a) the moon is orbiting the earth once per month. b) the night sky is moving east to west over earth. c) the earth is moving in an opposite direction from the moon. d) the apparent change in position is related to the sun's reflection.
Answers: 3
Chemistry, 21.06.2019 16:20
Aluminum reacts with chlorine gas to form aluminum chloride via the following reaction: 2al(s)+3cl2(g)→2alcl3(s) what is the maximum mass of aluminum chloride that can be formed when reacting 32.0 g of aluminum with 37.0 g of chlorine? express your answer to three significant figures and include the appropriate units.
Answers: 2
Chemistry, 22.06.2019 00:30
What must happen before a body cell can begin mitotic cell division
Answers: 2
Chemistry, 22.06.2019 05:30
Why is soap used to remove grease? a. its nonpolar end dissolves the grease. b. it makes the water bond with the grease. c. it chemically bonds with the grease. d. its polar end dissolves the grease.correct answer for apex - a, its nonpolar end dissolves the grease.
Answers: 1
The moon rises and sets every day, like the sun. sarah noticed that the moon was sometimes visible a...
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