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Chemistry, 21.06.2019 15:00
If a planet rotates 360 degrees during a 24 hour time period, what does that tell us about the planet? a. the middle of the planet is in darkness b. the seasons on the planet vary every day. c. the planet runs on a 12-hour time clock. d. the temperature on the planet varies daily.
Answers: 1
Chemistry, 21.06.2019 17:00
What mass of carbon dioxide is produced from the complete combustion of 4.50×10−3 g of methane?
Answers: 2
Chemistry, 21.06.2019 23:30
Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.
Answers: 1
Chemistry, 22.06.2019 03:30
Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.
Answers: 1
Can someone pls explain this to be step by step:
The density of a substance is 1.03g/cm? What would...
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