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Consider the combustion of H2: 2h2 + o2->2h2o. if hydrogen is burning at the rate of 0.77mol/s, what is the consumption of oxygen. what is the rate of formation of water vapor.
A sample of H2SO4 contains 1.11 grams of H (1.01 g/mol). How many moles of H2SO4 (98.02 g/mol) are present?
The Ksp of the imaginary compound AB is 1.6 * 10^-53. How many liters of water should it take to dissolve one molecule of this compound
How does the chemical structure of the dye relate to the Rf factor. 2. Is TLC an effective way to separate and identify substances. Why or why not
What would the molecular orbital diagram for a compound made of equal portions of aluminum and phosphorous look like
Which SINGLE step in the chemical reaction described below will most greatly assist you in understanding and determining the overall rate of the reaction. why.
a particle has a velocity equal to 0.25 c and a wavelength of 1.3 x 10^-16 m. Calculate the mass of the particle in kilograms. c=3.0 x 10^8 m/s
Determine the activation energy for diffusing copper into gold if you know that the diffusion coefficient is 3.98 x 10-13 m2/s at 980 oC and the diffusion coefficient is 3.55 x 10-16 m2/s at 650oC.
The reaction that you will conduct in this experiment is known as a "haloform" reaction. When a methyl ketone is used as a substrate, what is it converted to in this reaction?
Calculate the volume of glacial acetic acid (17.6 M) and weight of sodium acetate (mm = 82.03) that is required to make 102 ml of 0.2 M buffer at pH 4.85. The Ka of acetic acid is 1.4 x10^-5.
How many grams of hydrogen chloride can be produced from 350 grams of sodium chloride and 290 grams of hyroden sulfate if the reaction has a yield of 88%?
In an electron microscope, electrons are accelerated to great velocities. Calculate the wavelength of an electron traveling with a velocity of 7.0 × 103 kilometers per second. The mass of an electron is 9.1 × 10-28 g.
Determine the hybridization about each interior atom in the following structure. Sketch the 3 dimensional structure and label the interior atoms with their corresponding hybridization. CH2CHCCCH3
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