Given 0.1 M aqueous solutions of ammonium chloride (NH4Cl) and ammonia (NH3) to the solution of that of a weak base. Calculate the volumes of salt and ammonia to be mixed, in order to make 50mL of a buffer solution with pH=9.0. The ammonium ion (NH4+) has a dissociation constant of value, ka=5.62*10^-10.

Q: A solution is prepared that is initially 0.27M in methylamine (CH3NH₂), a weak base, and 0.21M in…

A: Answer: Buffer solution is a type of solution that resists the change in its pH on adding small…

Q: A solution is prepared that is initially 0.35M in hydrocyanic acid (HCN) and 0.22M in potassium…

A: The objective of the question is to complete the reaction table for the given solution of…

Q: An analytical chemist is titrating 114.8 mL of a 0.3700M solution of benzoic acid (HC6H5CO2) with a…

A: First, we need to calculate the number of moles of benzoic acid and KOH. The number of moles is…

Q: b An analytical chemist is titrating 136.2 mL of a 0.7100M solution of methylamine (CH3NH2) with a…

A: Given: VCH3​NH2​​=136.2mL;[CH3​NH2​]=0.7100M;VHNO3​​=97.5mL;[H+]=0.4900MpKb​=3.36;pH=???Step 1:…

Q: A solution that is made by mixing 50.0 mL of 0.15 M acetic acid and 50.0 mL of 0.20 M sodium…

A: Ka of the acetic acid is 1.8×10-5 M. pKa of the acetic acid can be calculated as follows:

Q: A solution is prepared by mixing 500 mL of 0.10 M NaOCI and 500 mL of 0.20 M HOCI. What is the pH of…

A: The given data is as follows: The concentration of NaOCl = 0.10 M The volume of NaOCl = 500 mL The…

Q: solution contains 0.351 M HA (Ka = 1.13⋅10−51.13⋅10-5) and 0.744 M NaA.   What is the pH of this…

A: We will use buffer equation in all parts

Q: We have 500.0 mL of a buffer solution which is 0.651 M in NH3 and 0.354 M in NH4Cl. 500.0 mL of a…

A: The added HCl reacts with ammonia to produce NH4Cl. NH3 + HCl→NH4Cl So, the addition of HCl causes…

Q: A 1.37 L buffer solution consists of 0.298 M propanoic acid and 0.175 M sodium propanoate. Calculate…

A:

Q: Buffer capacity is a measure of a buffer solution's resistance to changes in pH as strong acid or…

A: Buffer is a solution which is formed by mixing of an acid and salt of its conjugate base or base and…

Q: Determine the pH of a buffer formed by dissolving 21.5 g HC₇H₅O₂ and 37.7 g of NaC₇H₅O₂ in 200.0 mL…

A:

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.