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 a buffer solution is 0.100 M in a weak acid (Ka=3.8 x 10^-5) and 0.480 M in its conjugate base, what is the pH?
I am thankful to receive an expert help to solve the above problem
calculate the moles of hydrogen and the pressure in each flask where the volume is negligible. Each flask is originally 275K with .455 mols of hydrogen gas and .7atm of pressure. Then one flask is heated to 500K while the other remains at 275K
Which of the following statements is correct concerning the neutralization of sulfurous acid by a strong base 2OH-(aq) + H2SO3(aq) SO32-(aq) + 2H2O(l)
Melting point of a mixture A + B was measured to be higher than any of the melting points of pure individual components A and B. When this might be the case
A sample of an unknown biochemical compound is found to have a percent composition of 59.01% carbon, 7.15% hydrogen, 7.65% nitrogen and the balance oxygen. Explain what is the empirical formula for the compound
If a noxious green gas in a chamber is heated to 1.50 times its former temperature as well as the volume it occupies is doubled. Explain by what percentage does its pressure change and in what direction
Given the quantities of chemicals used in this recipe
A reaction takes place inside a constant pressure calorimeter. The heat absorbed by the calorimeter is measured to be +15J.
a chemist added an excess of sodium sulfate to a solution of a soluble barium compound to precipitate all of the barium
Find the change in the fraction of visibility for a person from planet Krypton with x-ray vision in addition to visible spectrum.
When a 0.0200 mol sample of SO3 is introduced into an evacuated 1.67 L vessel at 900K, 0.0132 mol SO3 is found to be present at equilibrium. What is the value of Kp for the dissociation of SO3 at this temperature?
Determine the volume(mililiters) required to prepare 200.0ml of a 0.250M KNO3 solution from a 6.00M KNO3
when separated from a water solutioncuso4 forms a hydrate with 5 water molecules per formula unit. if 45 g of anhydrous
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