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Question- How do you know which are the valence electrons in the electron configuration of an element?
I am in need please provide me complete solution for the above problem so I can get right solution
Show mathematically that addition of a common ion will decrease the ionization of a weak acid OR a weak base
Determine the concentration of CO32? ions in a 0.18 M H2CO3 solution. Carbonic acid is a diprotic acid whose Ka1 = 4.3 x 10?7 and Ka2 = 5.6 x 10?11
What is the molar ratio of initiator (2-methylpropionitrile) MW: 164.21 to sulfuryl chloride MW: 134.97 in the procedure? Why is so little initiator needed relative to the amount of chlorinating agent used
Calculate the concentration of H3O in a solution that contains 5.5 x 10^-5 M OH at 25 degrees celsius. Identify the solution as acid, basic, or neutral.
Depict the structures of the compounds and predict whether they can diffuse across a membrane without facilitated diffusion. Define why you came to this conclusion.
Problem- Which of the following would cause precipitaton of the largest amount of AgCl when 0.1 mole is dissolved in the saturated solution shown.
What happens to the kp in th reaction 2NOBr(g) 2NO+Br2...when temperature is increased
Determine the wavelength, of an alpha particle with a(KE) kinetic energy of 8.0 10-13 Joules
the specific heat of iron is .443 jgk. what mass of steam at 100 degrees celcius must be converted to water at 100
What is being calculated when the moles of a solute in a solution is divided by the molarity of the solute in the solution. The moles of solute in the solution. The moles of solution
A variation of this experiment uses a balloon as the container for the carbon dioxide. Describe any additional measurements that you must make in order to find the molar mass by this method.
the electron affinity of nitrogen is a 7 while those for carbon and oxygen are 122 and 141 kjmole respectively. why is
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