Ph of the resulting solution of compound hydrochloric acid

Assignment Help Chemistry

Reference no: EM13533684

A compound has a pKa of 7.4. To 100 mL of a 1.0 M solution of this compound at pH 8.0 is added 30 mL of 1.0 M hydrochloric acid. What is the pH of the resulting solution?

The answer is pH = 7.4.

Reference no: EM13533684

Questions Cloud

Find how far does sam land from the base of the cliff : Sam (75 kg) takes off up a 50 m high, 10 degree frictionless slope on his jet powered skis. how far does Sam land from the base of the cliff

Calculate the resultant ground reaction force : A person (body mass=72 kg) is taking off for a long jump. Ground reaction forces Fg,x = 250 N and Fg,z = 900 N. Calculate the resultant ground reaction force

Secondary structure is more energetically stable : which secondary structure is more energetically stable, anα-helix or a β-strand? which β-pleated sheet structure is more energeticallystable, parallel or anti-parallel? Describe what contributes to the stablility of eachstructure.

Calculate what is the net horizontal force : A runner with a weight of 686.7 N accelerates at a constant rate from 0 to 4.5 m/s in the first 2 seconds of a 100 m sprint. What is the net horizontal force

Ph of the resulting solution of compound hydrochloric acid : A compound has a pKa of 7.4. To 100 mL of a 1.0 M solution of this compound at pH 8.0 is added 30 mL of 1.0 M hydrochloric acid. What is the pH of the resulting solution

What is the velocity of the given mass : A 4.7-g object moving to the right at 18 cm/s makes an elastic head-on collision with a 9.4-g object that is initially at rest. What is the velocity of the 4.7-g mass after the collision

Find in membraneproteins imbedded in this membrane : A new type of cell was discovered on Mars in an organism growing inbenzene, a nonpolar liquid. The cell has a lipid bilayer made ofphosphlipids, but its structure was very different from that of ourcell membranes. What properties would you expect to ..

Characteristic features of the phospholipidshead groups : A new type of cell was discovered on Mars in an organism growing inbenzene, a nonpolar liquid. The cell has a lipid bilayer made of phosphlipids, but its structure was very different from that of ourcell membranes. What might be characteristic fea..

Find the potential difference across the headlight bulbs : An automobile battery has an emf of 12.60 V and an internal resistance of 0.076 0 ?. What is the potential difference across the headlight bulbs when they are the only load on the battery

User Account

All Pages