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A) What is the molarity of a solution that contains 169.3 g of sodium chloride dissolved in 597 mL of solution?
B) A 10.5 mL sample of 8 M sulfuric acid is diluted to a volume of 1125 mL. What is the molarity of the diluted solution?
A 771 mL gas sample at STP is compressed to a volume of 242 mL, and the temperature is increased to 31?C. What is the new pressure of the gas in Pa
1. the valve between a ten litre tank containing a gas at a pressure ofnbsp 1 atm and a three lite tank containing a
Consider the reaction CH3Br(aq) + OH-(aq) ? CH3OH(aq) + Br-(aq). How would each of the following changes affect the rate of the forward reaction? a) addition of OH-? b) decrease in volume of the solution
If you are given a 0.31 g piece of sodium metal to react with water, how many moles of HCl would it take to neutralize the sodium hydroxide produced
Calculate the corresponding wavelenghts (in nm) and energies (in kJ/mol) of these vibrations.
Predict the intensities of the peaks at masses 57 and 114 in the spectrum of 2,2,3,3-tetramethylbutane. Support your answer with its corresponding fragmentation reaction.
The equilibrium constant willYet another reaction has an equilibrium constant at 25 . It is an exothermic reaction, giving off quite a bit of heat while the reaction proceeds. If the temperature is raised to 200 , what will happen to the equilibri..
the equilibruium constant Kc for the reaction A(g)+ B(g)----> C9(g) is 0.76 at 150C. If 0.800 mol of A is aded to 0.600 mol of B in a 1.00-L container at 150degrees C
Draw the pictures of the overlap of the atomic orbitals to make all of the molecular orbitals and for any non-bonding orbitals as well.
An open end manometer constructed from a U-shaped tube was operated using an oil which has a density of 1.088 g ml-1. In a particular measurement, the level in the end connected to the gas manifold, on which the experiment was being conducted,
compute the distance r in Angstroms at which the attractive portion of the L-J potential has diminished to an (absolute) value of RT (T=298K).
consider the following reactioncacl2 s rarr ca2 aq 2 cl- aq deltaho -81.5 kja 38.3 g sample of cacl2 mw 110.98 gmol
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