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NH3 is a weak base, NaOH is a strong base. Predict what would appear in the solution if NAOH has been added to the CuSO4 solution instead of the NH3.
In a first order decomposition in which the rate constant is 0.0181 sec-1, how long will it take (in seconds) until 0.484 mol/L of the compound is left, if there was 0.548 mol/L at the start?
A physiological saline solution contains 164 mEq/L each of Na+ and Cl-.How many moles each of Na+ and Cl- are in 0.500 L of the saline solution.
a ball is thrown verticall downward with an initial speed 11.3 m from a roof of a building 39.0m above the ground .how long doest it take to reach the ground? what is its speed of impact?
how many millimeters of 5M NaOH are needed to neutralize 40mL of 2M H2SO4
Calculate the change in internal energy of the gas in each case of these processes.
Calculate the pressure exerted in the closed end of an apparatus similar to that depicted in Figure 1 if the atmospheric pressure is 720.0 torr and the height of the water column is 22.3cm.
ammonia is completely decomposed to nitrogen and hydrogen, as in question B). At the end of the experiment the pressure of gas mixture is 866mmHg. calculate the partial pressures of N2 and H2.
Indicate the reaction conditions you would employ to accomplish the following: Conversion of tert-butyl chloride to 2-methylpropene to maximize the yield of the elimination product over the substitution product.
The water level in a graduated cylinder was at 211 rises initially it raised to 270 after adding a piece of lead is submerged. Determine the mass in grams of the lead?
some inexpensive humidity detection systems consist of a piece of paper saturated with Na2CoCl4 that changes colors in dry or humid air.
A meteorological balloon of radius 1.0M at sea level and 20 degrees C. At it's maximum altitude the radius of the balloon is 3.0M and the temperature is -20 degrees C
For reaction a+ b = c the colorless reactants produce deep red complex. Heating makes the color dissapear. Once cooled the deep red color retuns
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