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What fraction of a sample of radioactive material would remain after one half-life?
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Consider the following system at equilibrium. caco3(s) ca2+(aq) + co32–(aq) the addition of which compound will cause a shift in equilibrium because of a common ion effect? ccl4 co2 cuso4 na2co3
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For each of the compounds below, show that the charges on the ions add up to zero. a. kbr b. cao c. li(2)o d. cacl(2) e. alcl(3)
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Which formula can be used to calculate the molar mass of hydrogen peroxide
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If 22.5 of nitrogen at 748 mm hg are compressed to 725 mm hg at constant temperature. what is the new volume?
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What fraction of a sample of radioactive material would remain after one half-life?...
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