The flask shown here contains 10.0 mL of HCI and a few drops of phenolphthalein indicator. The buret contains 0.290 M NAH. mL Reset 10 What volume of NaOH is needed to reach the end point of the titration? 10 15 20 Number 25 15 30 mL NAOH 35 40 20 45 50 What was the initial concentration of HCI? Number M HCI Click to begin The flask shown here contains 10.0 mL of HCI and a few drops of phenolphthalein indicator. The buret contains 0.290 M NAH. mL Reset 10 What volume of NaOH is needed to reach the end point of the titration? 10 15 20 Number 25 15 30 mL NAOH 35 40 20 45 50 What was the initial concentration of HCI? Number M HCI Click to begin The flask shown here contains 10.0 mL of HCI and a few drops of phenolphthalein indicator. The buret contains 0.290 M NAH. mL Reset 10 What volume of NaOH is needed to reach the end point of the titration? 10 15 20 Number 25 15 30 mL NAOH 35 40 20 45 50 What was the initial concentration of HCI? Number M HCI Click to begin