What is the pH of a solution with 300. mL of 12. M HCL AFTER it is diluted to 100. Liters ?
Note: Volume Units
What is the pH of a 0.054 M HCl solution? What is the molarity of 30.0 mL of a 0.660 M NaOH solution after it has been diluted to 150.0 mL? Show all work . How many moles of gas are there in a gas-filled balloon, which has a volume of 67.0 L at a pressure of 780mmHg and a temperature of 25.0°C? Show all work Calculate the molar mass of methanol, CH3OH
Find the pH of a 0.050 M HCl solution. What would be the final pH if 50.0 mL of the 0.050 M HCl solution was diluted to 250. mL?
What is the pH of 70.0 mL of a 0.50 M HCl solution after the following additions? 0.00 mL of 0.50 M NaOH, 30.0 mL of 0.50 M NaOH, 70.0 mL of 0.50 M NaOH, 80.0 mL of 0.50 M NaOH
What is the pH of a solution prepared by mixing 100. mL of 0.0500 M HCl with 300. mL of 0.500 M HF? [Ka(HF) = 7.1 10–4] Group of answer choices 1.63 2.82 2.01 0.81
What is the pH of a solution of 20.00 mL of 3.00 M HCL that is titrated with 10.00 mL of a 6.00 M solution of NaOH ? (Note both acid and base are strong)
QUESTION 7 A 97.5 mL solution is 0.975 M HCl. What is the concentration after 50 mL of water is added to the solution? Round answer to 3 decimal places and do not include units. QUESTION 8 A 0.07 M HCl solution is used to simulate the acid concentration of the stomach. How many liters of "stomach acid" react with a tablet containing 0.44 g of magnesium hydroxide (58.33 g/mol)? Round answer to two sig figs and do not include...
Calculate the pH after adding 0.5 mL of 0.1 M HCl to 100 mL of a phosphate buffer in which [H2PO, ] = [HPO? 1=0.35 M? What will be the effect on the initial pH? 3 Part I: Preparation of acetate buffer solution (20 points) Solution Initial pH After adding 2 ml HCI After adding 2 ml NaOH Distilled water 7.1 2.2 12.5 Acetate buffer 4.5 4.3 4.7 Determination of K of the buffer solution Calculated Concentration of CH3COOH Calculated...
9. What is the hydroxide-ion concentration in a solution formed by combining 200 mL of 0.16 M HCl with 300. mL of 0.091 M NaOH at 25°C? HCl(aq) + NaOH(aq) + NaCl(aq) + H2O(1) 10. What is the pH of a solution prepared by dissolving 0.241 L of HCl(g), measured at STP, in enough water such that the total volume of the solution is 2.00 L? (R = 0.0821 L.atm/(K.mol)) (Use gas law equation to calculate Mole of HCl dissolved...
6) A stock solution of HCl is 11.50 M, if 15.29 ml of the stock solution is diluted with water to a total volume of 5.000 L what is the pH, POH, [H30*), and (OH') at 25°C of the new (dilute) solution? (show your work). pH : pОН: [H30*): (OH) :
6) A stock solution of HCl is 11.50 M, if 15.29 ml of the stock solution is diluted with water to a total volume of 5.000 L what is the pH, POH, [H3O], and (OH) at 25°C of the new (dilute) solution? (show your work). pОН: pH : [OH-] : [H30*) :