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Which of the following processes is exothermic (heat or energy is released)? a) ice melting in a beverage b) dry ice (solid co2) converting to a gas at room temperature c) evaporation of water from a mud puddle d) burning propane in a barbeque grill e) wax melting on the top of a burning candle
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Predict the reactants of this chemical reaction. that is, fill in the left side of the chemical equation. be sure the equation you submit is balanced. (you can edit both sides of the equation to balance it, if you need to.) note: you are writing the molecular, and not the net ionic equation. > cacl2(aq) + h20(l)
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The half-life of a certain element is 100 days. how many half-lives will it be before only one eighth of this elementremains?
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Which of the following processes is exothermic (heat or energy is released)? a) ice melting in a be...
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