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!
A 50.0 mL sample containing Ni2+ was treated with 25.0 mL of 0.050M EDTA to complex all of the Ni2+ and leave excess EDTA. The excess EDTA was then back-titrated, requiring 5.00 mL of 0.050M Zn2+ standard. What was the concentration of Ni2+ in the original solution?
a physiological saline solution contains 169meql each of na and cl-. determine how many moles of each na and cl- are in
Potassium hydrogen phthalate (KHP) is utilized as a primary standard acid to accurately determine the molarity of a NaOH solution via a titration. The neutralization reaction between KHP and NaOH is shown in the lab manual.
the density of liquid water at 0 degrees celsius is 0.9987 gcm3 the density of ice at this same temperature is 0.917
Write a balanced chemical equation for thermal decomposition of NiSO4*7H2O, based on observation that compound remained a solid, blue litmus paper moistened in condensation of heated compound/crystals did not change, indicating no acid present
Compare and contrast the following: size exclusion chromatography and ion exchange chromatography... points to include would be methods of action used in both, examples of use for both, advantages and disadvantages and levels of sensitivity or det..
Explain what the final concentration of a NaOH solution is when 67mL of .75M NaPH is poured into a volumetric flask and diluted to 5.0L with water
determine the empirical formula of a compound having the following percent composition by mass k
Use heat of formation data to determine H for the combustion of hydrogen sulfide according to the following reaction: 2 H2S(g) + 3 O2(g) ? 2 SO2(g) + 2 H2O(?) ?H = ? ?Hfo for compounds:
The specific heat capacity of the solution produced was 4.20J/g*Celcius, and final temp reached was 34.91 degrees c. How much heat was produced by the dissolution
a student mixes 5.0 ml 2.00 x 10-3 m feno33 with 5.0 ml 2.00 x l0-3 m kscn. she finds that in the equilibrium mixture
a 4.10 g nugget of pure gold absorbed 278 j of heat. what was the final temperature of the gold if the initial
it says that isothiocyanatech3ncss carbon atom actively responses to material that has nonbonding electronsuch as oh-.
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