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A flask is charged with 0.100 mol of A and allowed to react to form B according to the hypothetical gas-phase reaction A(g) → B(g). The following data are collected:
(a) Calculate the number of moles of B at each time in the table, assuming that A is cleanly converted to B with no intermediates.
(b) Calculate the average rate of disappearance of A for each 40-s interval in units of mol/s.
(c) What additional information would be needed to calculate the rate in units of concentration per time?
Using Heisenberg's uncertainty principle, calculate the uncertainty in the position of the following. a proton moving at a speed of (4.54 +/- 0.02) x 10^4 m/s
The potential energy of water at the top of a dam or waterfall is converted into heat when the water dashes against rocks at the bottom. The potential energy of the water at the top is equal to Ep=mgh, where m is the mass of the water, g is the ac..
calculate the mass kg of the solute c4h8o and the volume ml of the solvent c6h6 that should be combined to generate
Acetic acid solution is titrated with NaOH solution. What is the pH at half the euivalence point?
A reaction mixture initially contains 0.86 M NO and 0.86 M S03. Determine the equiibrium pressure of NO2 if Kc for the reaction at this temperature is 0.0118.
A balloon has a volume of 10,500 liters, and the temperature is 15C. If the temperature were -25C, what would the volume of the balloon be.
A solution containing a mixture of metal cations was treated with dilute HCl and no precipitate formed. Next, H2S was bubbled through the acidic solution. A precipitate formed and was filtered off. Then, the pH was raised to about 8 and H2S was ag..
The mass of a cube of iron is 392 g. Iron has a density of 7.87 g/cm3. What is the mass of a cube of lead that has the same dimensions?
For the reaction 2CH2O(g) + O2(g) ? 2HCOOH(l), if 4.19 × 1022 molecules of formaldehyde (CH2O) react with excess oxygen, what is the theoretical yield of formic acid (HCOOH)
calculate the mol O2 added in the air, using the fact that the N2 in the ?ue gas equals the N2 added in the air. Then make a carbon balance to obtain the total moles of C added.)
If 5 g of sodium metal reacts completely with excess chlorine gas, an 11.5 g of Nacl is actually obtained what is the precent yield. I know that the actual yield. How do i find the theoretical yield so I can put it in the percent yield equation.
a solution is prepared by condensing 4.00l of a gas measured at 27degc and 746mmhg pressure into 580g of benzene.
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