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If 85.6 ml of a 6.75 M solution are diluted to 6.20 L with water, what is the concentration of the final solution?
A beaker with 1.60×10^2 mL of an acetic acid buffer with a pH of 5.000 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100M . A student adds 5.90 mL of a 0.350 M HCl solution to the beaker. How much will..
you are given 2.56 g of salicylic acid. using the procedure in the lab manual for the synthesis of aspirin you recover
What is the mechanism for the compound with the starting materials maleic anhydride, THF with curved arrows
The enzyme catalase catalyzes the decomposition of hydrogen peroxide. The following data are obtained regarding the rate of reaction as a function of substrate concentration.
Write the correct equilibrium constant expression for each reaction and indicate its numerical value
For a particular reaction, ?H° is 55.4 kJ and ?S is 94.1 J/K. Assuming these values change very little with temperature, over what temperature range is the reaction spontaneous in the forward direction
A groud state hydrogen atom absorbs a photon of light having a wavelength of 94.96 nm. It then gives off a photon having a wavelength of 95nm.
Draw the major E2 reaction product formed when (1R,2S,4S)-2-chloro-4-methyl-1- (propan-2-yl)cyclohexane (shown below) reacts with hydroxide ion in DMSO.
suppose the flame on a gas burner emits light just like a blackbody. The flame appears blue, emitting most of its light at a wavelength of 475 nanometers.
What mass of Na2CO3, in grams is required to completely react with 50 ml of 0.125 m HNO3 balance the equation: NaCO3(aq)+HNO3(aq) -->NaNO3(aq)+CO2(g)+H2O(l)
When the metal was placed in a constant-pressure calorimeter containing 30.0g of water, the temperature of the water rose from 24.46C to 29.26C. Calculate the specific heat of the metal in J/g C.
Urea, NH2CONH2, is a nonvolatile nonelectrolyte. Calculate the boiling point of a solution of 30.0g of urea in 250g of water
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