1
answer
0
watching
94
views
11 Nov 2019
è§ä»¤88% in Wed 2:12 PM ao saplinglearning.com City University of New York Hunter College Department of Chemisiy 29)A 1.0 L solution contains 0.2 M CH COOH and 0.2 M CHsCOONa What is the pH after 0.05 moles of HCI has been added to the solution? a. 4.97 b. 4.84 . 4.74 d. 4.65 e. 4.52 ing 30)If I mix 0.1M solutions of H PO4 KH PO, KHPO4, and KsPO, and then adjust the pH to 467 using 10M HC, the major species in the solution (otha than water) would be, a. Cr,K, HaPO, HzPO, HPO, and PO c Cr,K, H PO4.HPO2 31)You are given an HF solution at pH 1.3. How much water do you need to add to 0.050 L of this solution if you want to make an HF solution at pH 1.8? a 0.030 L b. 0.050 L c. 0.100 L d. 0.45 L e.0.50 L e Topi MacBook Pro
è§ä»¤88% in Wed 2:12 PM ao saplinglearning.com City University of New York Hunter College Department of Chemisiy 29)A 1.0 L solution contains 0.2 M CH COOH and 0.2 M CHsCOONa What is the pH after 0.05 moles of HCI has been added to the solution? a. 4.97 b. 4.84 . 4.74 d. 4.65 e. 4.52 ing 30)If I mix 0.1M solutions of H PO4 KH PO, KHPO4, and KsPO, and then adjust the pH to 467 using 10M HC, the major species in the solution (otha than water) would be, a. Cr,K, HaPO, HzPO, HPO, and PO c Cr,K, H PO4.HPO2 31)You are given an HF solution at pH 1.3. How much water do you need to add to 0.050 L of this solution if you want to make an HF solution at pH 1.8? a 0.030 L b. 0.050 L c. 0.100 L d. 0.45 L e.0.50 L e Topi MacBook Pro
Reid WolffLv2
2 May 2019