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

How many quarts of 35% hydrochloric acid must be mixed with how many quarts of 90% hydrochloric acid to make 770 quarts of a 79% hydrochloric acid solution?


The number of quarts of 35% hydrochloric acid needed is quarts.
The number of quarts of 90% hydrochloric acid needed is quarts.