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A. For a system consisting of ether and saturated sugar water (with excess solid sugar) at 298 K, determine f and describe the composition of the system.B. The osmotic pressure of a aqueous solution of a given polymer with mass concentration 0.300 g/mL is 10.0 torr at 298 K. Estimate the molar mass of the polymer.
How many independent linear combinations are possible for four 1s orbitals? (b) Draw pictures of the linear combinations of H1s orbitals for a hypothetical linear H4 molecule.
A piece of sodium metal reacts completely with water as follows. 2 Na(s) + 2 H2O(l) 2 NaOH(aq) + H2(g) The hydrogen gas generated is collected over water
An unknown gas having a mass of 2.041 g occupies a volume of 1.15 liters at 0.974 atm and 20 degrees Celcius. Calculate the molar mass of the unknown gas.
Determine value for the rate of formation of HCl during the same interval of 3 seconds If the rate of disappearance H2 = -0.13 M/s at this specific time?
Consider the reaction HgS + O2 → SO2 + Hg. If 200.0 grams of HgS reacted with 150.0 grams of O2, what is the limiting reagent.
When 24 mL of a 175 mL stock solution containing 1.6 M BaF2 is diluted to 70 mL, what is the concentration of Ba2+ in the new solution?
I am trying to understand the effects of leachate from landfills and its effects on groundwater, and since I am in environmental health- its effects on the human health.
What is the absolute pressure in a lake 90.00 meters under water (? = 1.00 g/mL) when the atmospheric pressure is 101.325 kPa?
What is the energy of a C-C bond in kJ/mole? Explain. How does this amount of energy compare?
If Kp = 0.032 at this temperature, what will be the equilibrium overall pressure starting from pure CaSO4(s)?
Calculate the volume of the NaOH solution prepared in (2) required to react with all of the t-butyl chloride in 1.0mL of the 0.050M solution prepared in (1)?
Choose a more convenient order. (b) Calculate q, w, deltaU, deltaH, and deltaS when the gas changes between the same two conditions
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