How many grams of k20 were in the sample
KBrF4 + 2 K20 -> 4 KF +KBr + O2
How many grams of K20 were in the sample that was analyzed if the O2 produce from the reaction exerted a pressure of 3.23x 10 to the 3rd torr in a 10.0 mL volume at 25 degrees Celsius.
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