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Hydrogen and nitrogen react to form ammonia, NH3. Calculate the mass of NH3 produced from the reaction of 14 g N2 and 1.0 g H2.
When a solution of A is mixed with one containing B- ions, the color changes from green to red. Which species is oxidized?
What is the initial (before any reaction takes place) lead nitrate concentration when 4.0 mL of 0.034 M lead nitrate is added to 11 mL of 0.0052 M sodium chloride
A balloon filled with helium gas at 20C occupies 2.91 L at 1.00 atm. The balloon is immersed in liquid nitrogen at -196C, raising the pressure to 5.20 atm.
What are the molality and mole fraction of solute in a 34.0 percent by mass aqueous solution of formic acid (CH3OH)?
What five items must you consider when selecting the size and range of the scale units for the x- and y-axis
Calculate the partial pressure of ammonia at equilibrium when a quantity of ammonium idodide in heated to 400 degree C.
Under standard conditions one of the steps of glycolosis does not occur spontaneously. Can the reaction take place in the cytoplasm of a cell where the concentrations
In trans-1,2-dibenzoylethylene, even though the conjugated C=O group frequency coincides directly with the expected C=C stretching frequency, we would not have expected to observe the latter stretching mode in the infrared spectrum. Why
When 50.0 mL of 0.50 M formic acid is titrated with 0.50 M sodium hydroxide, calculate the pH for each of the following: Ka of formic acid = 1.8 x 10^-4 Be sure to account for volume changes at each step.
A concentration of 0.5 ppm by volume SO2 in air is harmful to plant life. What is the percent by volume of this concentration
what are the practical properties of acetone and detailed explanation of its properties.
how many sigma bonds and pi bonds, respectively, can be formed by a carbon atom that is sp hybridized
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