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!
Problem- One of the spectral lines in the emission spectrum of mercury has a wavelength of 6.234x10-7m. How much energy is emitted if 1.00 mole of mercury atoms emits light of 6.234x10-7j? Express your answer in KJ/mol. Please Help!!
How do I go about solving this? in parentheses at the end of question it tells me avagadro's?
I am need of complete solution for this problem please help- me out to get right solution
A buffer contains 0.16mol of propionic acid (C2H5COOH) and 0.17mol of sodium propionate(C2H5COONa) in 1.20 L. 1)What is the pH of this buffer?
By utilize of Vander Waals equation, determine the temperature at which 3 moles of SO2 will occupy a volume of 10L at a pressure of 15 atm.
A 29.0-g sample of water at 260. K is mixed with 51.0 g water at 310. K. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
calcium crystallizes with a body-centered cubic structure a)how many Ca atoms are contained in each unit cell? b)how many nearest neighbors does each Ca atom posses
State what substances (if compounds, give their formulas) exist in each region. Label each substance in each region as solid, liquid, or gas.
Problem- When hydrogen behaves as an ideal gas and its temperature increases from 250K to 550K, its enthalpy increases by more than 10kJ/mol
In collisions with the walls of the container or with other molecules, energy is conserved. Collisions with the walls of the container or with other molecules are elastic. The amount of space occupied by a gas is much greater than the space occupi..
If the Km of the above enzyme is 12 mM, calculate the substrate concentration needed to achieve 40% of maximal velocity. Then what fraction of active sites are filled at 40% maximal velocity
balanced molecular complete ionic and net ionic equations for the reactions btween nitric acid and calcium hydroxide?
Some materials can be used to measure a background spectrum. What materials are usually used as the background of solid FTIR and what chemical is used as standard of 1H NMR
The flask shown here contains 10.0 mL of HCl and a few drops of phenolphthalein indicator. The buret contains 0.300 M NaOH. B. What was the initial concentration of HCl?
When 0.100g of graphite is burned completely in a bomb calorimeter(heat capacity =3.344kJ/?C), containing 3000 g of water, a temperature rise of 0.21?C is observed.
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