Chemistry, 01.09.2020 21:01 dillongivenstheman
The distance from earth to the star Proxima Centauri is 4.22 light years, which means it would take a ray of light 4.22 years to travel from earth to the star. How many miles separate earth and Proxima Centauri?
Answers: 3
Chemistry, 22.06.2019 03:00
Atrain travels 74 kilometers in 3 hours, and then 81 kilometers in 5 hours. what is its average speed?
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How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer
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What is the approximate vapor pressure when the gas condenses at 70 degrees celsius
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Chemistry, 22.06.2019 18:00
Mercury turns to vapor at 629.88 k how much heat is lost 175 g of mercury vapor at 650 current condenses to a liquid at 297 ca mercury turns to weber at 629.88 kelvin how much he is lost 175 g of mercury vapor and 650 coming condensers to liquidate 297 kevin
Answers: 2
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