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!
State the equation for the dissociation of Lactic acid into H+ and CH3CHOHCOO- ions. By writing Henderson-Hasselbach equation define how pH is equal pKa' when exactly one half of lactic acid is dissociated into H+ and A-( CH3CHOHCOO-) ions by titrating with 0.5 equivalents of NaOH.
Calculating the molecular formula of an organic compound. Worked example, using fundamental formula and balanced equations.
A 4.80 g nugget of pure gold absorbed 298 J of heat. What was the final temperature of the gold if the initial temperature was 24.0°C? The specific heat of gold is 0.129 J/(g·°C).
MES (2-(N-Morpholino) ethanesulfonic acid) is a common buffer utilized in biochemistry labs to stabilize proteins. The pKa for MES is 6.09. a. Explain what is the pH of 1 liter of a 200mM MES aqueous solution
A sample of uranium is enriched to 3.2 atom-percent in U-235 with the remainder being U-238. What is enrichment of U-235 in weight-percent
A student does a mini-titration with an unknown acid by adding 13 drops of 2M NaOH to 9 drops of the unknown solution. What is the concentration of the unknown acid
Calculate the systematic treatment of equilibrium. Remember C2O4^2- is a weak base so you must consider other equilibria. (Ksp(ZnC2O4)=7.5X10^-9, Kb1=1.8X10^-10, Kb2=1.8X10^-13). Solve using systematic treatment of equilibrium.
What are the major products of reaction of each of the following with (i) propanal and (ii) propanone. (a) LiAlH4 / THF then acidic workup (b) PhMgBr then acidic workup
Give structural formulas( condensedor bond-line)for all of the different alkenes that can be hydrogenated with H2/pt to produce 3-methylheptane.
A 0.995g unknown mixture containing calcuim chloride reacts to give 0.505g ppt of calcium phosphate. what is the mass of calcium chloride in the unknown mixture knowing mass of beaker and unknown,105.020g and mass of beaker,104.025g and mass of ca..
2 NH3 + CH3OH → products . How much NH3 is needed to react exactly with 21 grams of CH3OH
Calculate the delta H reaction for the combustion of glucose (C6H12O6) using delta H(f knot) values. Calculate the delta H(f knot) of glucose to be used in the above calculation using the following information.
How many milliliters of 0.200 M NaOH will be required to titrate 19.6 mL of 0.479 M H2SO4
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