Evaluate the ph if 0.03 mol hcl of a buffer solution

Assignment Help Chemistry

Reference no: EM13563112

Calculate the pH if 0.03 mol HCl is added to 0.500 L of a buffer solution that is 0.24 M NH3 and 0.20 M NH4Cl ? For NH3 Kb= 1.8 x 10-5.

Reference no: EM13563112

Questions Cloud

Explain intermolecular forces by strength : In the context of small molecules arrange these intermolecular forces by strength:hydrogen bonding, london dispersion forces, and dipole-dipole interactions

Direction of the force of the block on the horizontalsurface : A block with a weight of 3.0 N is at rest on a horizontalsurface. A 1.0 N upward force is applied to the block by meansof an attached vertical string. What are the (a) magnitude of and(b) direction of the force of the block on the horizontalsurface?

Prepare a speech about cybercrimes : Prepare a Speech about cybercrimes by stating that plagiarised a quote, and that is a cybercrime.

How much heat did the gas absorb : A cylinder containing an ideal gas has a volume of 2.0 m3 and apressure of 1.0 × 105 Pa at a temperature of 300 K. Thecylinder is placed against a metal block that is maintained at 900K and the gas expands as the pressure remains constant until th..

Evaluate the ph if 0.03 mol hcl of a buffer solution : Calculate the pH if 0.03 mol HCl is added to 0.500 L of a buffer solution that is 0.24 M NH3 and 0.20 M NH4Cl. For NH3 Kb= 1.8 x 10-5.

How fas was the snowball travelling when it was thrown : As now ball which is thrown horizontally from the top of abuilding that is 11.0 m high lands 24.0 m from the base of thebuilding. How fas was the snowball travelling when it was thrown

Find the heat transfer area required if flow is co-current : A stream of oil,with specific heat 2.4 kJ/kg K, flowing at 1000 kg/hr is to becooled from 130°C to 80°C in a heat exchanger, Calculate the heat transfer area required if the flow is co-current

Define compound reacts with moisture in the air : Calcium oxide is sometimes very challenging to store in the chemistry laboratory. This compound reacts with moisture in the air and is converted to calcium hydroxide.

Bat crashes into vertical front of accelerating subway train : A bat crashes into the vertical front of an accelerating subway train. If the coefficient of friction between the bat and the trainis 0.86, what is the minimum acceleration of the train that willallow the bat to remain in place?

User Account

All Pages