Physics, 15.07.2019 08:30 Mgarcia325
An industrial process makes calcium oxide by decomposing calcium carbonate. which of the following is not needed to calculate the mass of calcium oxide that can be produced from 4.7 kg of calcium carbonate? question 1 options: molar masses of the reactants the volume of the unknown mass the balanced chemical equation molar masses of the product
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Physics, 22.06.2019 01:30
Kate is working on a project in her tech education class. she plans to assemble a fan motor. which form of energy does the motor convert most of its electric energy into? a. light energy b. motion energy c. sound energy d. thermal energy
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Physics, 22.06.2019 08:30
An object weigh 40n in air ,weigh 20n when submerged in water,and 30n when submerged in a liquid of unknown liquid density.what is the density of unknown of liquid?
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Physics, 22.06.2019 11:00
1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?
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Physics, 22.06.2019 16:20
Select the correct answer. what does the process of natural selection involve?
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An industrial process makes calcium oxide by decomposing calcium carbonate. which of the following i...
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