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10 Question (1 point) A 100.0 mL solution of NaOH reaches the equivalence point when 37.51...
09 Question (1 point) A beaker is filled with 175.0 mL of a sodium Hydroxide solution with an unknown concentration. A 0.0200 M solution of His used in the titration The equivalence point is reached when 12.1 ml of HCl have been added 1st attempt Feedback See Periodic Table See Hint What is the initial concentration of NaOH in the beaker? M 1 OF 13 QUESTIONS COMPLETED < 09/13 > • VIEW SOLUTION C TRY AGAIN O TI E
09 Question (1 point) A beaker is filled with 175.0 ml of a sodium hydroxide solution with an unknown concentration. A 0.0200 M solution of HCI is used in the titration The equivalence point is reached when 12.1 ml of HCI have been added. 5th attempt Feedback See Periodic Table See Hint What is the initial concentration of NaOH in the beaker? 0.5 M 4th attempt > 3rd attempt > 2nd attempt 1st attempt 10 OF 11 QUESTIONS COMPLETED <...
04 Question (1 point) 3rd attempt See Periodic Table See Hint Feedback Complete the following neutralization reaction between an acid and a base. Do not include the states of matter in the equation, and do not write coefficients of "1" 8 1 H.CO, - 2 KOH-K,Co, +2H,0 > 2nd attempt > 1st attempt BOF 13 QUESTIONS COMPLETED C TRY AGAIN < 04/13 > • VIEW SOLUTION е со o a
06 Question (1 point) 1st attempt Feedback See Periodic Table O See Hint How many milliliters of a 0.150 M HCl solution are needed to neutralize 40.05 mL of a 0.025 M KOH solution? ml 1 OF 1 QUESTIONS COMPLETED < 06/13 > + VIEW SOLUTION C TRY AGAIN o e 8. a
Part A What is the pH at the equivalence point in the titration of 100.0 mL of 0.0500 M HOCI (K. = 3.5 x 10-) with 0.150 M NaOH? Express your answer to two decimal places. IVO AED ? pH = 5.0 Submit Previous Answers Request Answer X Incorrect; Try Again Provide Feedback Next >
Caps Lock is on QUESTION 25 You mix 100.0 mL of a 0.100 M NaOH solution and 150.0 mL of a 0.100 M HCl solution. Determine the concentration of H in the final mixture after the reaction is complete a. 0.0600 M 6.0.150 M C. 0.0200 M d. 0.100 M e. 0.200 M
ho attempt penalty 08 Question (1 point) 1st attempt Feedback See Periodic Table See Hint While working in the laboratory, a technician accidently knocks over a beaker and spills all 200.0 mL of 2.5 MHCI. Which of the following would neutralize the spill and not have any base left over? (Assume each base will ionize 100%) Choose one or more A. 125.0 mL of 2.0 M Ca(OH)2 B. 100.0 mL of 5.0 M KOH C. 200.0 mL of 2.5 M...
2)a. A 15.00 ml sample of an unknown H2SO4 solution is titrated with a 0.30 M NaOH solution. The equivalence point is reached when 18.00 ml of NaOH solution is added. What is the concentration of the Unknown H2SO4 solution? (1st write balance equation)
24 Question (1 point) See page 236 A 70.0 mL sample of 1.0 M NaOH is mixed with 43.0 mL of 1.0 M H2SO4 in a large Styrofoam coffee cup; the cup is fitted with a lid through which passes a calibrated thermometer. The temperature of each solution before mixing is 29.8°C. After adding the NaOH solution to the coffee cup, the mixed solutions are stirred until reaction is complete. Assume that the density of the mixed solutions is 1.0...
03 Question (1 point) The solubility of slaked lime, Ca(OH)2, in water is 0.185 g/100.0 mL. 1st attempt Feedback IM! See What volume of 3.00x103 MHCl is needed to neutralize 13.5 mL of a saturated Ca(OH)2 solution? * 227 x 104 mL 2 OF 4 QUESTIONS COMPLETED 030 > + VIEW: