Energy could transformed to gravitational potential energy
The chemical potential energy of a typical apple is around 76 Calories. When all this energy could be transformed to gravitational potential energy, determine how high would you be lifted?
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Calculate the Wight percent Al in the original mixture when solid residue weighing the 8.4448 g from an aluminum refining process was dissolved in the acid, treated with 8-hydroxyquinoline, an ignited to give Al2O3 (101.) weighing 0.8554g.
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