Chemistry, 28.01.2021 01:10 nickykardashian
How many moles of magnesium nitrate are produced from 143.2 grams of nitric acid, HNO3? 2HNO3 + Mg(OH)2 = Mg(NO3)2 + 2H2O
Answers: 1
Chemistry, 23.06.2019 14:00
What mass of iron must be in a hot pack to provide -335kj of heat when the iron reacts with oxygen and is converted to iron (111) oxide according to the following thermochemical equation? 2fe(s) + 1.5o2(g)—> fe2o3(s) delta h= -824.2kj/mol
Answers: 1
Chemistry, 23.06.2019 19:00
Freya built a model of the earth, sun, and moon. freya can cause her model to move in three different ways. she can turn the crank to model how the earth revolves around the sun, she can spin the globe to model how the earth rotates on its axis, and she can push the moon with her fingers to model how the moon revolves around the earth. how could freya best use her model to demonstrate the cause of the day/night cycle on earth?
Answers: 1
How many moles of magnesium nitrate are produced from 143.2 grams of nitric acid, HNO3?
2HNO3 + Mg(...
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