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Chemistry, 22.06.2019 19:30
Awoman's basketball has a circumference between 28.5 and 29.0 inches and a maximum weight of 20 ounces (two significant figures). what are these specifications in units of centimeters and grams?
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Chemistry, 23.06.2019 03:50
Which best describes the activation energy of a chemical reaction? a. the combined energy of all the reactants b. the amount of energy required for a reaction to occur c. the difference in energy between products and reactants d. the potential energy stored in the bonds of reactants and products
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What does the field of thermodynamics relate to a-changes in nuclear reactions b- changes in energy in systems c changes in molecular structure d changes in atomic properties
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Chemistry, 23.06.2019 19:30
If the standard reduction potential of a half-cell is positive, which redox reaction is spontaneous when paired with a hydrogen electrode? reduction both reduction and oxidation neither reduction nor oxidation oxidation
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