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!
How many mL Hydrochloric acid of 0.1 M must be added to 100 mL of a 0.2 M solution of tris base to form a buffer ( pH 7.8)? Determine what would be the final tris concentration?
Half-life of Phosphorus-32=14.0 days calculate how many grams will remain after 98.0 days if Starts with 6.00g of 32 P rm ^{32}P, ?
How many joules of energy are absorbed by the silver? How many joules of energy are absorbed by the water?
If the temperature of the water in your reaction bowl is 23 C, what is the temperature of the hydrogen gas.
The following reaction is first order with respect to NO and first order with respect to O2, and the rate constant is 5.0 x 104 M-1s-1: 2NO(g) + O2(g) --> N2O4(g)
A coffee cup calorimeter is being used in this lab despite the fact that one of the reactions produces gas. Calculate the work done using the information
What is the pH of a solution which is 0.025M in weak base and 0.035 M in the conjugate weak acid (Ka=7.1 x 10^-6)c
Briefly explain why it was not necessary for you to determine the mass of unknown liquid that you transferred to the flask before heating.
A piece of metal weighing 10.0g is raised in tempreture from 25 C to 76.5C. it is found that it absorbed 47.6 calories of heat in the process.
if 5.0 of nitrogen at 12 degree Celsius and 1.30 atm pressure reacts with the same volume of hydrogen at the same temperature and pressure, what volume of ammonia is obtained at that temperature and pressure?
The protein in a 1.285-g sample of an oat cereal is determined by the Kjeldahl procedure for organic nitrogen. The sample is digested with H2SO4, the resulting solution made basic with NaOH
Write the cell notation for a voltaic cell with the following half-reactions Al(s) ? Al3+(aq) + 3e- 2H+(aq) + 2e- ? H2(g)
Ethanol is a possible fuel. Use average bond energies to calculate delta Hrxn for the combustion of ethanol.
The maximum value of n in [Cu(EN)n]2+ for a Cu2+-EN solution is the key to a gravimetric method for determining the amount of Cu2+ in an unknown aqueous solution.
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