Calculate the ph after the addition of 5.0 ml of 0.250m hcl

Reference no: EM13697286

Problem- Calculate the pH of 0.290L of a 0.500MNaHSO3 - 0.285M Na2SO3 buffer before and after the addition of the following substances.

Part A

Calculate the initial pH.

Part B

Calculate the pH after the addition of 5.0 mL of 0.250M HCl

Part C

Calculate the pH after the addition of 5.0 mL of 0.120M NaOH.

Write solution with complete explanation of required steps

Reference no: EM13697286

Questions Cloud

How many moles of gas must be forced into a 3.5 l ball : Problem- How many moles of gas must be forced into a 3.5 L ball to give it a gauge pressure of 10.2 psi at 24oC? The gauge pressure is relative to atmospheric pressure so assume since atmospheric pressure is 14.7 psi the total pressure of the ball..

The ph at one-half the equivalence point : Problem- Consider the titration of a 21.0?mL sample of 0.100M HC2H3O2 with 0.130M NaOH. Determine each of the following.

What is the concentration of na+ after evaporation : Problem- A puddle of coastal seawater, caught in a depression formed by some coastal rocks at high tide, begins to evaporate on a hot summer day as the tide goes out. If the volume of the puddle decreases to 26% of its inital volume, what is the c..

Calculate the final concentrations of aqueous solutions : Problem- Calculate the final concentrations of the following aqueous solutions after each has been diluted to a final volume of 25.0 mL:

Calculate the ph after the addition of 5.0 ml of 0.250m hcl : Problem- Calculate the pH of 0.290L of a 0.500MNaHSO3 - 0.285M Na2SO3 buffer before and after the addition of the following substances.

How would reducing minimum quantity of subassemblies help : What options are open to Coral to address this problem and how would reducing the minimum quantity of subassemblies help?

Write a balanced chemical reaction : Problem- Write a balanced chemical reaction, which if you measured its enthalpy would give you the sum of all the C-H, C-C, C-O, & C-H (all the bonds) of C6H12O6 (GLUCOSE).

Calculate the ph for each of the cases in the titration : Problem- Calculate the pH for each of the following cases in the titration of 50.0 mL of 0.210 M HClO(aq) with 0.210 M KOH(aq). The ionization constant for HClO can be found here.

Calculate the concentration of apotransferrin : The initially colorless solution turns red, and the color change can be measured with a spectrophotometer. Calculate the concentration of apotransferrin present in the original 3.50 mL solution

User Account

All Pages