If the monoprotic acid HAb has a pK of 4 and a solution is adjusted to pH9:A) what is the concentration of hydrogen ions in that solution?B) what is the ratio of Ab- to HAb?

Calculate the pH of the following: 5) A solution that contains 0.10 M ammonium hydrochloride and 0.010 M HCl

5:48 PM Wed Nov 16 Today 5:48 PM 目。 oint when 15.0 ml. of o. 75% Calculate the pH of a titration at the point when 15.0 mL of 0.15 M NaOH is added to 30.0 mL of 0.20 M HNO3 Edit G ¯¯¯

Find the pOH of the following solutions: 5) A7.98 x 10-2 M solution of LiOH (lithium hydroxide). 6) A7.98 x 10-2 M solution of Ba(OH)2 (barium hydroxide). 7) 735 mL of a solution containing 0.34 moles of NaOH. 8) 1098 mL of a solution containing 0.2543 moles of hydrobromic acid. --- ----.

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of 15 > The identity of an unknown monoprotic organic acid is determined by titration. A 0.300 g sample of the acid is titrated with 0.103 M NaOH. What is the molar mass of the compound if 16.2 mL of the NaOH solution is required to neutralize the sample? molar mass: The compound is 60.0% C, 4.48% H, and 35.5% O. What is the molecular formula of the organic acid? formula: $ 4 C R F LL dº 5 % V T G 6 MacBook Pro B Y H & 7 N * 00 8 J 1 M ( 9 K O 1 L command P A. : i { option [ + 11 = ? mol 1

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8:08 1 4 7 +/- The pOH of a 0.0540 M solution of HCI is 2 5 8 Question 3 of 22 . 3 60 9 O Submit Tap here or pull up for additional resources XU x 100

How many mL of 0.2016 M KOH would be expected to be used in the titration of 0.3266 g of a diprotic acid with a molar mass of 62 g/mole?

Three titrations were performed using 0.0250M aqueous H2SO4 1) 14.97 mL, 2) 15.01mL and 3) 15.02mL were required to neutralize 10.0 ml of an aqueous solution of KOH.  What is the molarity of the KOH solution?