How to compute the ph of each of the solutions

Assignment Help Chemistry
Reference no: EM13328158

Calculate the pH of each of the following solutions. a. 2.1x10^-4 M Ba(oH02 b. 7.9x10^-4 M HNO3

Reference no: EM13328158

Questions Cloud

Reduce the matrix r to its echlon form : Write the elements of matrix R in terms of real-numbers r1, r2,..............rN. Clearly, show at least the top 4 x 4 part and all the elements on the four corners.
Evaluate the molarity of the pb(no3)2(aq) solution : Suppose we have a solution of lead nitrate, Pb(NO3)2(aq). A solution of NaCl(aq) is added slowly until no further precipitation occurs. The precipitate is collected by filtration, dried, and weighed. A total of 16.54 g of PbCl2(s) is obtained from..
Calculate the amount of energy stored in the capacitor : A capacitor consists of two closely spaced metal conductors of large area, separated by a thin insulating foil. Calculate the amount of energy stored in the capacitor
Determine what will the monthly payment be : ou want to buy a new sports car from Muscle Motors for $73,000. The contract is in the form of a 60-month annuity due at a 7.00 percent APR. What will your monthly payment be
How to compute the ph of each of the solutions : Calculate the pH of each of the following solutions. a. 2.1x10^-4 M Ba(oH02 b. 7.9x10^-4 M HNO3
Find the common diffraction angle : The following two lists give the diameters and sound frequencies for three loudspeakers.  find the common diffraction angle
Explain the amount of nitrogen in an organic subsxtance : The amount of nitrogen in an organic subsxtance can be determined by an anlytical method called the Kjeldahl method, in which all the nitrogen in the organic substance is converted to ammonia.
Calculate ear for first national bank and first united bank : First National Bank charges 13.7 percent compounded monthly on its business loans. First United Bank charges 14.0 percent compounded semiannually.
What was the direction of the elevators acceleration : A 17.0 kg monkey hangs from a cord suspended from the ceiling of an elevator. What was the direction of the elevator's acceleration

Reviews

Write a Review

Chemistry Questions & Answers

  Explain a dry-cleaning solvent

A dry-cleaning solvent (molecular weight = 146.99 g/mol) that contains C, H, and Cl is suspected to be a cancer-causing agent. When a 0.299 g sample was studied by combustion analysis, 0.537 g of CO2 and 0.0727 g of H2O formed.

  Determine the mass of the monolith in pounds

An archeologist finds a huge monolith in the desert. In order to estimate the weight of this object; he estimates the dimensions of the monolith and removes some chips from the rock with his hammer.

  Explain the henderson-hassalbach equation

Based on the Henderson-Hassalbach equation how many mmols of Tris-HCl are there in a 100 mL of a 100 mM Tris-HCl buffer solution at pH 8.1? Note that the 100 mM refers to the sum of Tris and Tris-HCl concentrations.

  What is the molar mass of adrenaline

a solution of 0.64 grams of adrenaline in 36.0 grams of CCl4 elevates the boiling point by 0.49 celsius. what is the molar mass of adrenaline?

  What is the name of feso4 and mgcl2 type of reaction

FeCl3 and Mg3(PO4) to give FeSO4 and MgCl2 I need to know what are the : Molecular Equation? Ionic Eq? Net Ionic Eq? What is the name of this type of reaction. Which ions are spectator ions

  Describe what is the resulting ph

A 50 mL sample of 0.10 M HCl is mixed with 100 mL of 0.20M NH3. What is the resulting pH? (Kb for NH3 = 1.8 x 10-5).

  Explain the initial concentrations of hi

For the reaction 2HI(g) H2(g) + I2(g), Kc = 0.290 at 400 K. If the initial concentrations of HI, H2, and I2 are all 1.50 × 10-3 M at 400 K, which one of the following statements is correct

  What volume would the gas occupy

A gas has a volume of 50.0 cm3 at a temperature of -73 C. What volume would the gas occupy at a temperature of -123 C if the pressure stays constant?

  Proceeds at a certain temperature until the partial pressure

Proceeds at a certain temperature until the partial pressures of H2O, H2, and O2 reach 0.0800 atm, 0.00500 atm, and 0.00200 atm respectively.

  Define what mass of ammonium chloride should be added

What mass of ammonium chloride should be added to 2.45L of a 0.145M NH3 in order to obtain a buffer with a pH of 9.45

  Explain ethyl chloride in the williamson ether synthesis

Give two reasons why ethuyl iodide is preferred over ethyl chloride in the Williamson ether synthesis.

  Explain electron transport is coupled to adp phosphorylation

Because electron transport is coupled to ADP phosphorylation, it is theoretically possible to drive electrons backwards up the chain, against the potential gradient, at the expense of ATP.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd