1. Complete the table with suitable calculation. 2. Construct a suitable reaction for the above table . 3. Estimate the required amount of NaOH to prepare 0.05M 100ml and show detailed calculation to find out the concentration of HCl.

Q: 3. Calculate the activation energy of a reaction if the rate constant is 0.75 s-1 at 25°C and 11.5…

A:

Q: If your lab partner misread the concentration of the sodium hydroxide solution and recorded a number…

A: Given: Lab partner misread the concentration of NaOH solution and recorded a number that was too…

Q: 5. Given: PCI5(g) PCI:(g) + Cl2(g) Kc = 0.040 at 450°C What would be the equilibrium concentration…

A: Kc = 0.040 at 450°C Moles of PCl5 = 0.20 Volume of container = 1L Equilibrium concentration of PCl5…

Q: 3. When you conduct a titration, how do you choose the best indicator to use?

A: Titration - Calculating the concentration of a certain analyte in a mixture is done using the…

Q: Run Number 1 2 3 4 Volume of oxalic acid used 25.00 mL 25.00 mL 25.00 mL 25.00 mL NaOH buret: final…

A: The table can be filled as:

Q: 5. Calculate the pH of a 0.10 M solution of phenol. pKa for phenol is 10.0.

A: Concentration of phenol = 0.10 M Ka = 10.0  Phenol is a weak acid. It doesn't completely dissociate.…

Q: . Commonly used standards for the direct determination of the normality of an acid. 2. It is used…

A: Given:  1. Commonly used standards for the direct determination of the normality of an acid. 2. It…

Q: 4. A pH buffer solution contains 1.383 mole CH3COOH and 1.875 mole CH3COONa. The volume of the pH…

A:

Q: In the year 1980, countries near the United States experienced an increase in acid precipi- tation.…

A: The burning of Fossil fuels produces acidic oxide like sulfur dioxide or nitrogen dioxide etc. which…

Q: Question 58 A 100.0 mL sample of 0.20 M HF is titrated with 0.10 M NaOH. Determine the pH of the…

A: HF is weak acid because it does not fully dissociate in aqueous solution. Thus using Ka value of HF…

Q: A chemistry student weighs out 0.270 g of citric acid (H;C,H;0;), a triprotic acid, into a 250. mL…

A:

Q: 1. At 25°C, a 50mL solution is found to contain 20% by mass acetic acid (CH3COOH). The density of…

A:

Q: A 0.033 M solution of a weak base is 0.027% ionized. Incorrect. Did you divide by the 100% percent…

A: The wake base is given and it's concentration. We have to calculate the PH and Kb.

Q: What is the nature of samples that should NOTbe placed inside the drying-oven? A. Potential Oxidant…

A:

Q: 10. How many moles of solid NaOH must be added to 1.0 L of 2.0 M HCl solution to reach a [OH] = 1.0…

A: To find out how many moles of solid NaOH must be added to the HCl solution to reach a hydroxide ion…

Q: You titrate a 450 mL HNO3 solution with 0.40 M NaOH. If it takes 75 mL of NaOH to reach the…

A: For HNO3 : Molarity, M1 = ? Volume, V1 = 450 mL   For NaOH : Molarity, M2 = 0.40 M Volume, V2 = 75…

Q: A solution is prepared that is initially 0.24M in ammonia (NH,), a weak base, and 0.28M in ammonium…

A: In a chemical reaction, the state in which both reactants and products are present at…

Q: 6. Calculate the pH of the resulting solution when 20.0 ml of 0.25 M HCI is added with 20.1 ml of…

A: Using formula mixing of solutions:- Mmix.=M1V1+M2V2/V1+V2 After calculating [H+]=Mmix. Then use…

Q: the pH c

A:

Q: 9) For each compound shown below, convert the structure to zig-zag (line) notation (include…

A: Zigzag conformation is defined as liner chain conformer where all the carbon-carbon bond are anti…

Q: What is the pH of a solution prepared by mixing 45.11 mL of 0.8314 M HCl and 42.03 mL of 0.7261 M…

A:

Q: A 0.229 g sample of impure NaOH requires 16.0 mL of 0.2050 M HCl for neutralization. What is the…

A:

Q: lution. Drag the correct components into the b et ionic equation) that would take place as HCl is…

A: Acid base reaction takes place between HCl and CH3NH2   CH3NH2 is a weak base,  while HCl is strong…

Q: Comment on the shape of your graph. Thoroughly explain the chemical cause of each flat or steep…

A: The titration curve is a graph of the volume of titrant,  plotted against the pH.

Q: Suppose a 0.14 M aqueous solution of oxalic acid (H₂C₂O) is prepared. Calculate the equilibrium…

A: Since you have asked multiple question, as per our company guidelines we are supposed to answer…

Q: 0.251 g sample of impure NaOH requires 17.6 mL of 0.2903 M HCl for neutralization. What is the…

A:

Q: Calculate the H+ of a solution at 25 °C that has a p)H = 5.43.

A: pH of any solution is given by, => pH = -log[H+ ]  where [H+ ] = concentration of H+ ions in the…

Q: the percentage of KHP in an unknown sample was determined. Which of the following is NOT true.…

A: KHP is potassium hydrogen phthalate is used to standardize NaOH because it does not absorb moisture…

Q: A sample of pure diprotic acid required 45.50 mL of 0.2000 M NaOH to reach the second equivalence…

A: Given: The volume of 0.2000 M NaOH required to neutralize the diprotic acid = 45.50 mL The molar…

Q: Compute for the volume of concentrated HCl needed to prepare 500 mL of 0.1000 M HCI solution.

A: Concentrated HCl is 37℅ pure. 1 L of conc HCl contains 12.18 moles  So Molarity of Conc. HCl = 12.18…

Q: During a titration a 0.30 L sample of H2SO4 requires 569 mL of 2.50 M NaOH to reach the equivalence…

A: Given: The volume of the Sample of H2SO4 =0.30 L The volume of NaOH =569 mL=0.569 L Molarity of NaOH…

Q: A 0.86 gram sample of a solid acid is dissolved in a minimal amount of water and titrated to a…

A: It is an acid – base titration. The complete neutralization reaction is given below.

Q: 9. If the mole fraction of methyl alcohol in a solution (with only water) is 0.28, what is the mole…

A: 9). Given: The mole fraction of Methyl alcohol in water = 0.28.