a magnesium halide salt has the formula MgX2. A 0.593g sample of MgX2 was dissolved in 100mL of deionized water, followed by the addition of excess NaOH. The precipitate of Mg (OH)2 was filtered, washed, and dried. The precipitate was found to have a mass of 0.187g. what is the percent by mass of Mg in the original unknown compound ?
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a magnesium halide salt has the formula MgX2. A 0.593g sample of MgX2 was dissolved in 100mL of deio...
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