Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
why does a salt containing a cation from a weak base and an anion from a strong acid form an acidic solution?
A buffer solution was prepared by mixing 25.0 ml of 0.5M sodium acetate with 35.0ml of 0.6M acetic acid. Calculate the pH. The Ka for acetic acid is 1.7x 10^-5
Calculate the change in entropy (in J/K) when 89.8 g of nitrogen gas is heated at a constant pressure of 1.50 atm
At 25 C, the standard hydrogen electrode (SHE) has a half-cell potential that is defined to be 0.00 volts. If the pH is increased at this electrode (keeping everything else the same), at what pH will the half-cell potential be equal to -0.337 volt..
How many mL of 12.0 M HCl should be added to 500 mL of 0.100 M Na2SO3 (Kb2 = 8.13 x 10-13 and Kb1 =1.5 x 10-7) to produce a buffer at pH of 7.00?
A current of 0.0100 A is passed through a solution of rhodium sulfate, causing reduction of the metal ion to the metal. After 3.00 h, 0.038 g of Rh has been deposited. The charge on Rh is +3. What is the formula for rhodium sulfate
Calculate the pH after the addition of 0.00mL, 20.00mL, 24.00mL, 25.00mL, 26.00mL, 35.00mL, 44.00mL, 45.00mL, 46.00mL and 50.00mL of 0.200 M HClO4.
Complete and balance the following redox equation thatoccurs in acidic solution using the set of smallest whole-numbercoefficients. What is the sum of all the coefficients in the equation? PbO2(s) + Cl^- ? Pb^2+ + Cl2(g) (acidic solution).
A 370. mL air sample collected at 35°C has a pressure of 550. torr. What pressure will the air exert if it is allowed to expand to 425 mL at 49°C.
Assume that the only amino acid in a particular protein that absorbs at 280 nm is tryptophan, and that this particular protein has 2 moles of tryptophan per mole of protein.
Determine how much Ammonia would be formed if 187 grams of calcium carbonate CaCO 3 are formed?
Calculate the percent composition by mass of C, H, and O in cinnamic alcohol. How many molecules of cinnamic alcohol are contained in a sample of mass 0.469g.
Solid ammonium fluoride is slowly added to 125 mL of a magnesium sulfate solution until the concentration of fluoride ion is 0.0476 M. The maximum amount of magnesium ion remaining in solution is
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!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd