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Calculate the energy of a photon of blue light that has a wavelength of 432 nm.
a. 8.59 * 10^-17 Tb. 4.60 * 10^-19 Tc. 8.59 *10^-23 Td. 1.53 * 10^-27 Te. 1.29 * 10^6 T
Consider the chemical species IF5 and IF4+
How many mL of 0.100 M NaOH is required to react with 50.0 mL of 0.100 M H2SO4 according to the reaction 2NaOH + H2SO4 --> 2H2O + Na2SO4
Which of the following has a dipole moment. A) CO2 B) BCl3 C) BrF3 D) more than one of these E) none of these
the rate of a first order reaction is 4.6 x 10 to the -4 power at 638k. if the activation energy is 104 kjmol calculate
Calculate the pH for an aqueous solution of acetic acid that contains 3.15 × 10-3 M hydronium ion.
The total phosphate concentration is 0.001 M. No other weak acids or bases are present. How many millimeters of 0.5 M H2SO4 are needed to decrease the pH of 1 liter of this water to 6.0
The following set of reactions can be used to produce nitric acid, HNO3. Calculate the mass of nitric acid produced from the reaction of 15.5 kg of nitrogen gas with excess hydrogen gas. Each reaction in turn has an excess of the second reactant a..
The solid and toluene together weigh 58.30 . The density of toluene at the temperature of the experiment is 0.864. What is the density of the solid
Is the world adiabatic or isothermal and why. Is the world at constant pressure or constant volume and why.
Draw the major product for each reaction below. Include stereochemistry where relevant. write "N.R." for "no reaction. a. 2-butyne + H2 (over pt)
Compute the final pressure in the tank if nothing else is altered in the surroundings. (The two gases do not react)
Give a balanced chemical equation for when liquid octane (C8H18) is combusted in oxygen gas to yield carbon dioxide gas and water vapor?
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