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Below are 2 word equations. For each, identify the type of equation and write a chemical equation with symbols for the word equation.
(I have solved the equations but I am not sure what the question means by ``type of equation``)
a) Potassium was discovered in 1807 by electrically decomposing potash (potassium chloride).
b) A deadly gas (hydrogen cyanide) is produced when hydrochloric acid is added to a potassium cyanide solution.
when a pure sample of tert-butyl bromide is analyzed by gas chromatography two components are usually observed. one of
Compute a wavelength of the yellow light emitted by a sodium lamp if the frequency of the radiation is 5.10*10^-14hz
Estimate the vapor pressure at 45 degrees C using the Clausius-Clapeyron equation and the two given data points.
For the decomposition of ammonia on a tungsten surface at 1100 oC 2 NH3 N2 + 3 H2 the average rate of disappearance of NH3 over the time period from t = 0 s to t = 1417 s is found to be 3.40E-6 M s-1. The average rate of formation of N2 over the s..
If the total pressure in the cylinder is 2490 mmHg, what is the partial pressure of each of the components? Assume constant temperature.
Determine the molality of a solution of water dissolved in methanol for which the mole fraction of water is 0.213.
Based on the half-reactions and their respective standard reduction potentials below, which addition to an aqueous solution containing Fe(NO3)2 will result in a reaction under standard-state conditions?
The vibrational frequency of H2 is 131.9 THz. What is the vibrational frequency of T2 (T=3H)
The rate constant for the second order reaction 2NO2 ® N2O4 is 2.79 L/mol ·min at 48 oC. If the initial concentration of NO2 is 1.05 M , what is the half-life? A) 20.5 s B) 10.3 s C) 0.341 min D) 176 s
P4(s) + 6F2(g) --> 4PF3(g) How many grams of fluorine are needed to react with 6.20g of phosphorus?
One mole of an ideal gas at 25C and 1 bar is allowed to expand adiabatically against a constant external pressure of 1.00 bar from 1.00 dm^3 to 10.00 dm^3. Calculate the final temperature
Nickel nitrate and potassium carbonate react to form nickel carbonate and potassium nitrate. How many milliliters of 0.55M Ni(NO3)¬2 are needed to react with 85 mL of 0.25M K2CO3?
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