Question 3 (1 point) You have 25.00 mL of a 0.1000 M sugar solution. How much...
Question a) You have made 100.00 mL of a buffer solution using 82.34 mL of 0.1000 M acetic acid and 17.66 mL of 0.1000 M sodium acetate. What would be the expected pH of this buffer solution? b) If 0.50 mL of 6.0 M HCl were added to the buffer from the previous question would the pH go up, go down, or stay the same?
How much water is needed to dilute 30. mL of 5.0 M sugar solution to 0.40 M? 410 mL of water is needed no water is needed 350 mL of water is needed 380 mL of water is needed
You have 25.00 mL of a 0.100 M aqueous solution of the weak base CH3NH2 (Kb = 5.00 x 10-4). This solution will be titrated with 0.100 M HCl. (a) How many mL of acid must be added to reach the equivalence point? (b) What is the pH of the solution before any acid is added? (c) What is the pH of the solution after 5.00 mL of acid has been added? (d) What is the pH of the solution...
How much volume of a 0.102 M NaOH solution must be added to 25.00 ml of a 0.075 M solution of benzene-1,2,3-tricarboxylic acid to obtain a pH equal to 4.80? pKa values: pKa1 = 2.86, pka2 = 4.30 and pka3 = 6.28.
You have a beaker with 25 mL of water in it How many grams of HCl would you need to add to your beaker to get a 0.5 M NaCl solution?
Exercise 1. Lab Preparation. Q1) 25.00 ml of 0.10 M COCI, solution is needed for this experiment. Show all calculations associated with the creation of this solution. 25.00mil IL 10.10m Coch 100oment Timor coche 0.32g Colla Q2) Describe how to make 25.00 mL of 0.10 M CoCl, solution. Be specific. Prepare the solution. Add 0.32g of Collz in 25.com, of water to preport 0.70M Collz Solomon 93) Determine the amount of 1.00 M HCl stock solution needed to form 100...
You have 750 g of water at 10.0 C in a large insulated beaker. How much boiling water at 100.0 degrees C must you add to this beaker so that the final temperature of the mixture will be 75 degrees C?
You have a 1 M solution of NaCl. How much do you need to dilute to make 10 L of isotonic saline (0.9%)? Remember that the units of volume and concentration must be the same on both sides of the equation.
0.1945 M Question 14 0/1 point 25.00 ml of an unknown triprotic acid solution was titrated by 0.1729 M KOH. The third end point was observed when 44.55 mL KOH was delivered. What was the concentration of the unknown acid in the initial solution? 0.09180 M • 0.3081 M 0.1027 M 0.2628 M 0.03423 M
. You have 27.0 mL of a 1.500 M stock solution of HCl that must be diluted to 0.650 M. How much water (in mL) should be added?