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How many valance electrons are in an adam of each element in group 15 in the periodic table
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What determines the average kinetic energy of the particles in a gas? a. the number of collisions b. the number of particles c. the size of the particles d. the temperature
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If a simple machine aduces the strength of a force, what must be increased? the speed of the input force the work the simple machine performs the size of the simple machine the distance over which the force is applied
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How many valance electrons are in an adam of each element in group 15 in the periodic table...
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