Define the total molarity of acid and conjugate base

Assignment Help Chemistry

Reference no: EM13318312

A beaker with 170 mL of an acetic acid buffer with a pH of 5.000 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 8.70 mL of a 0.370 M HCl solution to the beaker. How much will the pH change? The pKa of acetic acid is 4.760.

Reference no: EM13318312

Questions Cloud

What acceleration does the wagon have : A boy pulls with a force of 20 N on the 300 N wagon. What acceleration does the wagon have

Explain what is the maximum number of moles a gas : A 3.00L container is rated to hold gas at a pressure no greater than 100atm. Assuming the gas law behaves ideally, what is the maximum number of moles a gas that this vessel can hold at 27 degrees C

Calculate the maximum bending stress produced in the pole : A Timber power-line pole is 10 in. in diameter at its base where it is solidly embedded in concrete. The pole extends 20 ft vertically upward from its base and is subjected to a horizontal pull of 300 lb at its top.

What is the speed and direction of motion of the ball : A golfer hits a ball from the origin with an initial speed of 30.0m/s at an angle of 50 degrees above the horizontal. what is the speed and direction of motion of the ball just before it lands

Define the total molarity of acid and conjugate base : A beaker with 170 mL of an acetic acid buffer with a pH of 5.000 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 8.70 mL of a 0.370 M HCl solution to the beaker.

Indicate the gains to zambia : State the commodity in which each country has absolute advantage and identify the commodity of comparative advantage for each country and indicate the gains to Zambia and Tanzania if the two countries exchanged 6 barrels of oil for 6 yards of cloth.

Calculate the maximum shear force v that a flange is capable : If the allowable shear stress is 100 MPa, calculate the maximum shear force V that a W460 X 60 structural steel wide flange is capable of resisting. Use the average web shear approach.

What is the speed of the blood flow : the flow rate of blood through a 2.10x10^-6 m radius capillary is 4.07x10^-9 cm^3/s. what is the speed of the blood flow

Has the increased cost of gasoline changed your behavior : The current gasoline prices are likely to have a large impact on consumer spending but a much smaller impact on the amount of gasoline purchased. Instead, the effect is likely to be felt in other areas of spending (e.g., vacations, entertainment, ele..

User Account

All Pages