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Using the Grubbs test, decide wheter the value 216 would be rejected from the set of results 192, 216, 202, 195 and 204.
G ( 95% confidence) : 1.463, 1.672, 1.822, 1.938, 2.032
Number of observations : 4, 5, 6, 7, 8
the standard reduction potential for the cu2+/cu redox couple is +.34V; that for h2o/H2, OH- at a ph of 7 is -.41V. For the electrolysis of a neutral 1.0M CuSo4 solution, write the equation for the half reaction occuring at the cathode at standard..
One mole of an ideal gas is heated from 100 C to 322.4 C at constant VOLUME. Report the heat added (in kJ and three significant digits) to this gas to achieve this heating
A student measures the conductivity of an Fe2(SO4)3 solution and determines it to be a strong electrolyte. The student incorrectly lists the species in solution as O-2, S-2, Fe+3. Give the correct list of species in the solution.
initially the temperature is 97.3 degrees celsius. At this temperature the partial pressure of water is 745 mm Hg (torr). What is the % by mass of aniline in the distillate?
How many moles of each of the following were in the original sample?
a 1.628 gram sample of a hydrate of magnesium iodide is heated until all of the water is removed. its mass is now 1.072 grams. what is the formula of the hydrate?
If 400. mL of NO at STP is reacted with 500. mL of O2 at STP, calculate the partial presure of NO2 after the reaction goes to completion. Assume constant volume.
explain what would happen if you failed to achieve complete precipitation of the Lead in procedure 2(separation of silver and Lead ii ions as chlorides), Explain how this might impact your results
Gas diffusion and Viscosity are both transport properties, Derive the general relationship between the viscosity for a gas and diffusion coefficient .calculate the diffusion coefficient if Given that the viscosity of Ar is 223 micro Pascals at 29..
solid sodium metal reacts with water, giving a solution of sodium hydroxide and releasing hydrogen gas
A 0.277 g sample of unknown monoprotic acid requires 39.21 mL of 0.1019 M NaOH to reach the endpoint.
How many moles of NH3 can be produced from the reaction of 0.5 moles of N2 with that amount of H2?
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