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. An organic compound X contains C, H, and O. A 16.69 g sample of X underwent combustion analysis, leading to the production of 44.71 g CO2 and 10.99 g H2O. What is the emperical formula of the compound?
2. Organic compound X from part 1 is a monoprotic acid; as it contains one carboxylic acid within the molecule. A 27.9 g sample of compound X was completely neutralized in 235 mL of 0.362 M calcium hydroxide. What is the molecular weight and molecular formula of compound X? Also propose a structure of compound X with the given information.
Seperate this redox reaction into its component half reactions( use the symbol e- for an electron)
Suppose that the reaction X+Y==> Z has a rate law=k[X][Y] a.What is the overall order of the reaction? b.What is the order with respect to X?To Y?
Find the molar mass of the compound. The reezing point of benzene is 5.49 degree celcius.
Question1. Describe the movement of gas particles. ; Question2. Compare the shape and volume of a solid and a gas.; Question3. Gases are easily compressed.
When 27 mL of a 405 mL stock solution containing 2.3 M AlCl3 is diluted to 81 mL, what is the concentration of Al3+ in the new solution?
Explain the Reaction, If you treat an aldehyde wiith HCN you produce a cyanohydrin. For example
an excited hydrogen atom emits light with a frequency of 1.141 x 10E14 hz to reach the energy level for which n-4. in what principal quantum level did the electron begin?
An element has a half life of I month. Given 1000 radioactive atoms, how many radioactive elements will remain after 3 months?
A particular diatomic molecule which contains H exhibits a 16.95 cm^-1 spacing between its rotational lines and bond length of 141.5 picometers. Determine the mass (in amu) of the unknown atom in the molecule.
How much energy is released during the complete combustion of 329 grams of cyclobutane ?
Calculate the concentrations of H2SO3, HSO3-, SO32-, H3O+ and OH- in a 0.025M H2SO3. The pH is 1.88 and the Ka1= 1.5 x 10-2 and Ka2 = 6.3 x 10-8.
How many moles of each of the following were in the original sample? What is the molecular formula?
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