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Chemistry, 23.01.2020 03:31 abbisauers
A01.0kg baseball is hit through a neighbors window. just before it hits the window, the ball has a kinetic energy of 200j. what was the balls velocity just before it hit the window?
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Chemistry, 22.06.2019 17:50
Cryolite, na3alf6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. start this question by first balance the chemical equation.1.) balance the equation: - alo3(s)+naoh(l)+hf(> na3alf6+h2o(g). 2.) if 17.5 kilograms of al2o3(s), 51.4 kilograms of naoh(l), and 51.4 kilograms of hf(g) react completely, how many kilograms of cryolite will be produced? 3.)which reactants will be in excess, (al2o3, naoh, or hf) 4.)what is the total mass of the excess reactants left over after the reaction is complete in kg?
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A01.0kg baseball is hit through a neighbors window. just before it hits the window, the ball has a k...
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