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How many moles of O2 are needed to react with 2.45 mol of C2H2 ?
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Estimate the molar mass of the gas that effuses at 1.6 times the effusion rate of carbon dioxide.
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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 moles of O2 are needed to react with 2.45 mol of C2H2 ?...
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