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Early one cool (54.3 °F) morning you start on a bike ride with the atmospheric pressure at 14.7 lb in-2 and the tire gauge pressure at 44.5 lb in-2. (Gauge pressure is the amount that the pressure exceeds atmospheric pressure.) By late afternoon, the air has warmed up considerably, and in...

in a titration, 43.79 mL of 0.841 M NaOH was needed to react with 77.0 mL of HCl solution. what is the molarity of the acid?