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Write short notes on the main differences between classical (Conventional) liquid-liquid- extraction, microextraction and cloud point extraction techniques referring to the fundamentals and principles of each of these techniques
you have a certain mass of helium gas in a rigid steel container. you add the same mass of neon gas to this container.
At 21, the rate constant is0.0110 s^-1 . At what temperature in degrees Celsius would this reaction go twice as fast?
A mass spectrum of phosphorus (P) atoms shows only asingle peak at a mass of 31.What can you conclude from this observation?
Dinitrogen tetraoxide, a colorless gas, exists in equilibrium with nitrogen dioxide, a reddish brown gas.
How many moles of oxygen are formed when 58.6 g of KNO3 decomposes according to the following reaction. The molar mass of KNO3 is 101.11 g/mol. 4 KNO3(s) 2 K2O(s) + 2 N2(g) + 5 O2(g)
Question- Part A. What is the coordination number and oxidation number of the central metal in each of the following for each of the following
What is the wavelength of the electrons emitted by the titanium surface, in nm?
1. Calculate deltaGrxn and Ecell for a redox reaction with n=4 that has an equilibrium constant of K=4.7x10^-2. Express each answer using two significant figures.2. A patient is given .055 mg of technetium-99 m, a radioactive isotope with a half-lif..
An astrology-loving friend hypothesizes that people born in that week like horror movies more than other genres of movies. You decide to use the scientific method to test this hypothesis.
100.0g of Cl2O7 are mixed with excess of water obtaining 136.0g of periodic acid according to the following reaction. Determine the percent yield of HClO4.
you need 30microgramsml of kanamycin in 1 liter of lb culture. you have a kanamycin stock of 100mgsml. how much kan do
nitroglycerin C3H5(NO3)3 detonates into N2, O2, CO2, and H2O. In addition 6.26 kJ of heat is given off per gram of nitroglycerine denotated. what is the specific heat when 4.65 g of N2 is formed
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