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

How many liters of 45% hydrochloric acid must be mixed with how many liters of 30% hydrochloric acid to make 570 liters of a 35% hydrochloric acid solution?

The number of liters of 45% hydrochloric acid needed is liters.

The number of liters of 30% hydrochloric acid needed is liters.