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Answer the following chemistry problem. Report the volume to the nearest liter of hydrochloric acid.

How many liters of 50% hydrochloric acid must be mixed with how many liters of 85% hydrochloric acid to make 770 liters of a 58% hydrochloric acid solution?

The number of liters of 50% hydrochloric acid needed is liters.

The number of liters of 85% hydrochloric acid needed is liters.