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!
1. Approximate the heat of reaction for the following equation using thermodynamic tables: CuO (s) + AgNO3 (aq) ? Cu(NO3)2 (aq) + Ag2O (s) hint: Write the net ionic equation first.
In an ethanol-chloroform solution in which the mole fraction of ethanol is 0.20, the total vapor pressure is 304.2 torr, and the mole fraction of ethanol in the vapor is 0.138. Calculate the activity coefficients of the ethanol and the chloroform.
The final temperature of the the calorimeter is 24.0 C. What is the specific heat capacity of unknown metal? The specific heat capacity of water is 4.184 J g^-1 C^-1
Ammonia reacts with oxygen gas to produce water and nitrogen gas. What mass of oxygen gas must be used to react with 19g of ammonia
An oligomeric protein has a molecular weight of 168000. A 420 mg sample was treated with an excess of 1-fluoro-2,4-dinitrobenzene (Sanger\'s reagent) until the reaction was complete
When 83.6 joules of heat is added to 2 grams of water at 10 degrees Celsius, the temperature of the water increases to what value?
A 90.0 g piece of hot iron is placed in a calorimeter containing 125 mL water at 19.8 degrees celcius. If the final temperature of both the water and the iron is 24.6 degrees celcius, what is the initial temperature of the hot iron?
you observed that a high dilution of a young culture was plated on a medium known to support its growth, but after 48 hours of incubation, the plate showed no growth. Give two possible explanations for these results.
If the amount of Hg in an industrial-waste pond is 0.39 micrograms (ug)/mL, how much Hg is present in (kg) if the pond has a surface area (m^2) and an average depth of 35 ft?
Which of the following statements are correct based on the voltaic cell represented below Ni(s)INi2+(1.0M)II Fe3+(0.10M)IFe2+(1.0M) I Pt(s)
A) How many liters of copper sulfate solution should you prepare? B) How many grams of CuSO_4_.5H_2_O must you dissolve to make that solution?
Your chemiluminescence reaction will actually occur very slowly in air. What component of air will bring about this reaction and what is its approximate concentration in air? If you had a stoppered flask with basic luminol and then opened it to th..
Purification of nickel can be acheived by electrorefining nickel from an impure nickel anode onto a pure nickel cathode in an electrolytic cell.
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