If you have 220 liters O2 at STP how many moles of O2 do you have
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Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3
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Calculate the number of molecules present in 0.750 mol of mgo.
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Assume that 13.5 g solid aluminum (al) react with hcl to produce solid aluminum chloride (alcl3) salt and gaseous hydrogen (h2) at standard temperature and pressure.
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