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!
Question- If an aqueous solution has a hydronium ion concentration ([H3O+]) of 5.10 x 10-9 mol/L, what is the hydroxide ion concentration ([OH-]) in the solution?
A. 4.13 x 10-10 mol/L
B. 7.17 x 10-8 mol/L
C. 1.96 x 10-6 mol/L
D. 3.81 x 10-5 mol/L
E. 5.22 x 10-3 mol/L
Please explain why you chose your answer!
what is the total vapor pressure4 at 20deg c of a liquid solution containing 0.30 mole fraction benzene c6h6 and 0.70
Question- If a reaction take 10 minutes to reach completion, how many minutes would the same reaction require if an enzyme that increases the reaction rate one million times were added to the reaction mixture
For a protein w/ a molar mass of 1x10 6 u, calculate the molar concentration required to obtain an osmotic pressure of 10 matm at 25 degrees C.
What is the silver ion concentration in a solution prepared by mixing 353 ml of .357 M silver nitrate with 425 ml of .494 M sodium carbonate?
a student is asked to calculate the amount of heat involved in changing 10 grams of liquid bromine at room temperature (22.5 C) to vapor at 59 C. To do this, one must use tables 8.1 and 8.2 for information on the specific heat, boiling points
1 mole of monoatomic ideal gas is initially at T=300K, V=10L. Calculate w, q, deltaU, deltaH, deltaS, and delta S(surr) when the gas is expanding adiabatically against a constant external pressure p(ex) = 1 bar to a final volume of 20 L.
What would account for the smaller amount of napthalene collected. Mothballs in a closet gradually disappear over time. What happens to this material
Calculate the equilibrium concentration of H3O+ in the solution if the initial concentration of C6COOH is 5.0×10?2 M.
What is the theoretical yield (in g of precipitate) when 16.3 mL of a 0.586 M solution of barium hydroxide is combined with 18.7 mL of a 0.688 M solution of iron(III) nitrate
A 14.5 gram sample of gas is found to have a volume of 2.8 liters at 275 K and 1.10 atm. What is the molar mass of this gas?
Let's say that you are given a 0.215g of unknown weak acid and asked to dilute with 75 mL of DI water. You then use a standardized 0.125 M NaOH to titrate the unknown acid solution
List the procedures to prepare 100.00 ml of a 0.1M NaOH solution from a 10% NaOH solution. (MW of NaOH=40.00, d of solution= 1.0 g/ml)
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