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In ΔDEF, d = 53 cm, ∠E=154° and ∠F=5°. Find the length of e, to the nearest 10th of a centimeter.? A suitcase with a mass of 2 kg has a weight of 18N on a particular planet. What is the acceleration due to gravity on that planet.? Help me to solve the inequality problem please.? List three mole ratios and explain how you would use them in stoichiometric calculations?
SiO2+4HF===> SiF4+2H2O? What is the simplified form of the following expression -(6y-4z)?

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