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Question- A 100.0mL aliquot of 0.100 M weak base (pKb=5.00) was titrated with 1.00M HClO4. Find the pH after 8.8mL of acid is added.
Please define why you think that's the right answer
-Use Coulomb's law to calculate the ionization energy in of an atom composed of a proton and an electron separated by 234.00pm -What wavelength of light would have sufficient energy to ionize the atom
a mass is trapped on the x-axis. its potential energy is given by u-2x3 -3x2 12x. where x is i meters and u is in
Question- There is 0.67 moles of oxygen gas, 10 grams of nitrogen gas, and 0.5 moles of helium in a container with a total pressure of 7.75 atm. What is the partial pressure of each gas
Two iron bolts of equal mass----one at 100.C, the other at 55 C----are placed in an insulated container. Assuming the heat capacity of the container is negligible, Define the final temperature inside the container (c of iron= 0.450J/gK)
what is the best way to distinguish between levorotatory and dextrorotatory enantiomers if measured optical rotation is
an ice calorimeter can be used to determine the specific heat ofa metal. a piece of hot metal is dropped into a weighed
draw the structure of the expected dichlorocarbene adduct of methyl methacrylate. another product could have been obtained. It is the chloroform adduct to the double bond (Michael type reaction). what would this structure look like.
The concentration of SO2 is .0000044; what is the concentration in PPM
1.when we say that something gives us energy what does that mean? what is a biological definition of energy?nbsp2.what
Treatment of 1.385 g of an unknown metal M with an excess of aqueous HCl evolved a gas that was found to have a volume of 382.6 mL at 20.0 C and 755 mm Hg pressure.
Check out the structure and pertinent physical properties of THF versus diethyl ether. What necessitated the use of THF?
How much energy is required to vaprorize 150 ml of c6h6 at 25 c? the density of c6h6 is 0.87 g/ml and the enthalpy of vaporization is 30.8 kj/mol
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