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!
Compute the pH of 500 ml of ac solution that is 0.200 M in C6H5NH2 (aniline) and 0.100 M in C6H5NH3Cl (aluminum chloride) (kb of aniline = 4.3 *10 -10). Also calculate the change in pH if 10 ml of 0.200 M HCl is added to solution above.
Some physical properties of water are shown below. freezing point 0.00°C boiling point 100.00°C Kf 1.86°C/m Kb 0.512°C/m What is the freezing point of a solution of calcium chloride that contains 26.0 g CaCl2 dissolved in 330. g of water
A piece of metal of mass 18 g at 117 C is placed in a calorimeter containing 48.2 g ofwater at 21C. The final temperature of the mixture is 85.4C.
a metal sample weighing 45.0 grams and at a temperature of 99.1 degrees celsius was placed in 38.6 grams of water in a
Consider the titration of 30.0 of 0.035 with 0.030 . Calculate the after the following volumes of titrant have been added.
What volume (to the nearest 0.1 mL) of 6.00-M NaOH must be added to 0.650 L of 0.350-M HNO2 to prepare a pH = 3.30 buffer
The normal boiling point for acetone is 56.5 C. At an elevation of 5300 ft the atmospheric pressure is 630 torr. What would be the boiling point of acetone Hvap = 32.0 kJ/mol at this elevation
given that the heat of fusion of water is -6.02 kjmol that the heat capacity of h2o is 75.2 jmolk and that the heat
What is the molarity of a solution that contains 75.0g of KNO3 dissolved in 0.350L of solution
An excess of NaOH is treated with 1.1L of dry HCl gas (measured at STP). What is the weight of NaCl formed?
The standard change in free energy at 122oC is -6.001 kJ for the reaction A(s) + 2 B(g) ? AB2(g) We prepare a mixture at 122oC in a sealed 3.020 L vessel to contain 0.0370 mol A, 0.509 atm B, and 0.344 atm AB2. What is the free energy change (kJ) ..
the iron in a 1.0000g rock sample is dissolved reduced to fe2 and titrated with dichromate. if the titration requires
Calculate the molarity of a solution made by adding 26.1 mL of concentrated hydrochloric acid (37.3 % by mass, density 1.19 g/mL) to some water in a volumetric flask,
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