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Assuming ideality, calculate the vapor pressure of a 1.00 molal solution of a nonvolatile solute in water at 50 degrees celsius. The vapor pressure of water at 50 degrees celsius is 92.5 torr.
For a gas in closed chamber indicate what happens (Increase or decrease) to the fowling change Increase T : Increase moles : decrease volume : add an additional gas
What volumes of these two solutions must you mix in order to obtain 200 mL of your required buffer
acetone ch32co. has a density 0.7857 gcm3.determine the mass of 28.56 ml of acetone and express your answer in grams?
In the first trial of Part A of the procedure, the ratio of moles H20/moles CaSO4 is found to be 1.93. In the second trial the ratio was found to be 1.98. Calculate the relative average deviation of the two trials. Should the student run another t..
These three complexes appear colored red, yellow, and green (but not necessarily in that order). Match each complex with its apparent color. d.) Could any of these compounds exhibit geometrical isomerism? Show all possible geometric isomers for ea..
Use standard heats of formation and absolute entropies to calculate the equilibrium pressure (atm) PCO2 at 340 K.
How should a professional emergency responder be concerned about the following routes of radiation exposure for a person on scene and a person downtown?
Ammonia reacts with hypobromite, OBr-, according to the equation below. Find the molarity of OBr- is 13.35mL of solution reacts with 4.66mg of NH3 (molar mass = 17.03). 2NH3 + 3OBr- ----> N2 + 3Br- + 3H2O
Given data:moles of H2=0.001mole , given weight of the unknown metal(M)=0.0757 g given equation:M(s)+nH30^+1........>M^(+n)+ (n/2) H2 + nH2O from the stoichiometry of the reaction and the number of moles of H2 given, Calculate the number of moles ..
convert your answer from part a to an equivalent in megatons of tnt the unit used for nuclear bombs. comment on the
State whether the sign of the entropy change of the following processes will be positive or negative. a. PCl3 (l) + Cl2 (g) -> PCl5 (s)
Determine the freezing temperature of a 10 mM solution of Formic Acid (FaOH) in Water which also contains 25 mM Na2SO4 and 15 mM Ca(NO3)2. pKa of Formic Acid is 3.75, Kf(H2O)=1.85 (K*kg)/mol
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