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!
Liquid sodium is being considered as an engine coolant. How many grams of liquid sodim (minimum) are needed to absorb 4.70 MJ of energy (in the form of heat) if the temperature of the sodiumis not to increase by more than 10.0 C? Use Cp = 30.8 J/(K *mol) for Na(l) at 500k.
the value of eo for the following reaction is 0.63v. what will the cell potential be when the zn2 0.00020m and the pb2
Write balanced equations for the reactions pf phenylmagnesium bromide and trityl fluoborate with water
Organic chemistry mechanism and conceptual problems involving, Write equations to show how nitronium ions might be formed using a mixture of nitric and sulfuric acids.
Assuming that the outdoor formaldehyde concentration is neglible, calculate the steady-state concentration in the air inside the room. Does the concentration exceed the concentration (100 ppbv) considered to be the level of concern?
Aluminum dissolves in HCL according to the equation written below, whereas copper does not react with HCL: 2Al+6HCL ---> 2AlCl3 + 3H2 a 35 gram sample of copper-aluminum alloy is dropped into .750 L of 3M HCl, and the reaction above proceeds as fa..
a 6.0-g sample of [Ni(H2O)6]Cl2 is dissolved in aqueous solution. If an excess of ethylenediamine (en) is added to the solution, solid [Ni(en)3]Cl2*2H2O forms. What is the theoretical yield of product from the reaction?
If He gas has an average kinetic energy of 4310 J/mol under certain conditions, what is the root mean square speed of O2 gas molecules under the same conditions
What is the half-life of a compound if 85 percent of a given sample of the compound decomposes in 45 min? Assume first-order kinetics.
An electrochemical cell is constructed with a zinc metal anode in contact with a 0.052 M solution of zinc(II) nitrate and a silver cathode in contact with a 0.0042 M solution of silver(I) nitrate. What is the emf of this cell at 5°C
What mass of solid sodium formate (of MW 68.01) must be added to 140 mL of 0.3 mol/L formic acid (HCOOH) to make a buffer solution having a pH of 3.77? Ka = 0.00018 for HCOOH.
Assuming that the reaction occurs at constant pressure, how much heat is released. substance - heat of formation kJ/mol C(s)- 718.4 CF4 (g)- (-679.9) CH4 (g)- (-74.8) H (g)- 217.94 HF (g)- (-268.61)
32.00mL of a .2500 M sodium hydroxide solution exactly neutralized a solution containing 0.5000 grams of a soluble solid acid that yields two moles of hydrogen ions per mole of acid when dissolved. Calculate the molar mass of the acid. Write balan..
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