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Calculate the molar solubility of MnS in a 0.32 M NH4Cl- 0.50 M NH3 buffer solution that is saturated with H2S ([H2S]=0.10 M). Kspa for MnS is 3*10^10.
Calculate the work, heat, energy and enthalpy change upon: a) expansion by 3.3 L at p=const (isobaric). b) isothermal expansion by 3.3. L against a constant external pressure of 30.0 kPa c) reversible isothermal expansion by 3.3 L.
What differences might you expect in the comparative solubility of each of them in lipids? WHY?
Consider the combustion of ethylene, . If the concentration of is decreasing at the rate of 4.2×10?2 , what is the rate of change in the concentration of
Draw the structures of all monobromo derivatives of hexane, C6H13Br, which contain a 6-carbon chain.
How do I calculate the product distribution calculations of the three peaks? Or the product ratios? The first peak was at 0.600, second at 0.95. Those are the retention times
what is the freezing pint of a solution when 13.55 g of Mg(NO3)2 is dissolved in 156 mL of water when Tdegree
A 10.0 balloon contains gas at a pressure of 640 torr. What is the new pressure of the gas at the 22.0 liters volumes if there is no change in temperature.
A solution is prepared by dissolving 0.13 of acetic acid and 0.13 of ammonium chloride in enough water to make 1.0 of solution
what is methanols vapor pressurenbspit boils atnbsp65.0 degc and has a heat of vaporization deltahvap 37.4 kjmol. at
What mass of potassium carbonate K2CO3, must be weighed out to prepare 125.0mL of a 0.0500M solution of salt?
The minimum energy required to break an oxygen-oxygen bond in ozone (O3) is 387 kJ/mole. What is the longest wavelength of light
a 1.000 g sample of a certain mixture is 75% (by mass) potassium sulfate and 25% of an unknown sulfate with formula MSO4. the unknown is dissolved and precipitated with barium ions. If 1.489g of precipitate is collected, what is the identity of M
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