Waiting for your responses... Answer the following chemistry problem. Report the volume to the nearest cup of hydrochloric acid. How many cups of 90% hydrochloric acid must be mixed with how many cups of 80% hydrochloric acid to make 780 cups of a 86% hydrochloric acid solution? The number of cups of 90% hydrochloric acid needed is cups. The number of cups of 80% hydrochloric acid needed is cups.
How many cups of 90% hydrochloric acid must be mixed with how many cups of 80% hydrochloric acid to make 780 cups of a 86% hydrochloric acid solution?