Explain the ph of the solution was 8.93 at 25.0 °c

Assignment Help Chemistry

Reference no: EM13321333

Z- is a weak base. An aqueous solution of NaZ is prepared by dissolving 0.350 mol of NaZ in sufficient water to yield 1.0 L of solution. The pH of the solution was 8.93 at 25.0 °C

Reference no: EM13321333

Questions Cloud

Estimate the expected life of the landfill in years : seven hundred sixty-five meters cubed of solid waste is dumped ate the site 5 days a week. This waste is compacted to twice its delivered density. Estimate the expected life of the landfill in years.

Find the heights of the pendulum : Let a coil wand pendulum start swinging with an angle of 30 degrees with the vertical. Calculate the heights of the pendulum at the start and final positions

Find the average velocity and mass flowrate out of the elbow : If the weight flowrate into the elbow is 47 lbf/s, find the mass flowrate out of the elbow, the volume flowrate in and out of the elbow, and the average velocity in and out of the elbow.

Suppose that government spending is raised at the same time : Suppose that government spending is raised at the same time that the money supply is lowered. What will happen to the position of the aggregate demand curve?

Explain the ph of the solution was 8.93 at 25.0 °c : Z- is a weak base. An aqueous solution of NaZ is prepared by dissolving 0.350 mol of NaZ in sufficient water to yield 1.0 L of solution. The pH of the solution was 8.93 at 25.0 °C

What is the planets radius : You have been visiting a distant planet. Your measurements have determined that the planet's mass is two times that of earth but the free-fall acceleration at the surface is only one-fourth as large. What is the planet's radius

How does the equilibrium level of income depend on a and m/p : A is autonomous expenditure, b is the interest elasticity of investment expenditure, k is the income elasticity of money demand, he is the interest elasticity of money demand, It is the tax rate, and mpc is the marginal propensity to consume.

Explain the ph of aqueous solution of phosphoric acid : The acid-dissociation constants of phosphoric acid (H3PO4) are Ka1 = 7.5 × 10-3, Ka2 = 6.2 × 10-8, and Ka3 = 4.2 × 10-13 at 25.0 °C. What is the pH of a 2.5 M aqueous solution of phosphoric acid

Discuss how the slope of the lm curve is affected by k and h : M/P=kY – bi where k is the income elasticity and h is the (nominal) interest rate elasticity of real money balances. Assume that k > 0 and that h > 0. Further assume that the quantity of nominal money balances is fixed by the Bank of Canada at M and..

User Account

All Pages