Define how to calculate the ph after the addition

Assignment Help Chemistry

Reference no: EM13654891

A 118.6 mL sample of 0.110 M methylamine (CH3NH2, Kb = 3.7 * 10^-4) is titrated with 0.250 M HNO3. Calculate the pH after the addition of each of the following volumes of acid.

A. 0.0 mL
B. 26.1 mL
C. 52.2 mL
D. 73.2 mL

Reference no: EM13654891

Questions Cloud

Magnitude of the emf induced between the end of the rod : A conducting rod ( length = 80 cm ) rotates at a constant angularrate of 15 revolution per second about a pivot at one end. Auniform field (B = 60 mT) is directed perpendicularly to the planeof rotation. what is the magnitude of the emf induced betwe..

Explain why is it desirable to use the minimum volume : In the determination of the specific heat of a metal, why is it desirable to use the minimum volume of water that will allow immersion of the metal sample

What is the peak emf of the generator : A transformer consisting of two coils wrapped around an iron core is connected to a generator and a resistor, as shown in the drawing. There are 12 turns in the primary coil and 20 turns in the secondary coil. The peak voltage in the resistor is 54 V..

Essay about the leadership styles : Write a five paragraph compare/contrast essay about the leadership styles between Oedipus, King of Thebes, and Gilgamesh, King of Uruk.

Define how to calculate the ph after the addition : A 118.6 mL sample of 0.110 M methylamine (CH3NH2, Kb = 3.7 * 10^-4) is titrated with 0.250 M HNO3. Calculate the pH after the addition of each of the following volumes of acid.

Determine amount by which the spring is compressed : A vertical ideal spring is mounted on the floor and has a springconstant of 170 N/m. A 0.70-kg block is placed on the spring in twodifferent ways.

Evaluate what is the value of the horizontal force : A horizontal force is applied to a block to move it up theramp by 10 m along the ramp, which raised the block vertically by 6m. what is the value of the horizontal force

Explain product formed when the enantiomer reacts : Then draw the substitution product formed when this enantiomer reacts with NaCN in DMSO, and indicate the stereochemistry of the product.

Explain molar enthalpy of fusion will be required to heat : Lead has melting point of 327 C, its specific heat is 0.13 J/ g*deg, and its molar enthalpy of fusion is 4.80 kj/mol. How much heat, kilojoules, will be required to heat a 500.0g sample of lead from 23.0 C to its melting point then melt it

User Account

All Pages