Determining the same mass of solute
Mass of solvent=134.4 g/mol
The same mass of solute is dissolved in 9.82 g of t-butanol instead of cyclohexane. What is the expected freezing pt. change of this solution?
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What volume will 1.5 atm gas sample of Methane occupy at 120 C? What volume will 1.5 atm gas sample of Butane occupy at 120 C
The equilibrium constant for the reaction 2HI(g) = I2(g) = H2(g) is K = 0.11. What is the equilibrium concentration of ICl(g) if the equilibrium concentrations of I2 (g) and H2(g) are both 0.075 M?
a metal sulfide, M2(CO3)3, has a Ksp of 4.15 x 10^-42. What is the molar solubility of this sulfide in water? Assume the sulfide dissolves ideally (ignore hydrolysis effects).
Frank and Oswalt report a molar absoptivity of 4700 L mol -1 cm-1 for the thiocyanatoriron(III) ion. What % T would you expect for a solutions that is 1.0x10-4 M in thiocyanatoiron(III) ion, if the path length is 1.00 cm?
By titration it is found that 27.5 mL of 0.155 M NaOH (aq) are required to neutralize 25.0 mL of HCl (aq). Calculate the concentration of the hydrochloric acid solution.
Biochemesitry of bse, I need help!!!!!!!!!! with doing this assignment......... How can you help? Anyone? please...........
When you performed flame test on the chloride salts of several metallic element,you undoubtedly noticed that each element imparted a different color to the flame. these colors are characteristic for these elements. explain why these metal always i
The gas phase reaction A + B ® C has a reaction rate which is experimentally observed to follow the relationship rate = k[A]2[B]. Which one of the following would affect the value of the specific rate constant
The combustion of propane illustrated by the following reaction releases 2428 KJ per mole of reaction. A sample of propane is burned at 59 degrees celsius and 746 mm Hg. The process produces 39.7 L of CO2(g). How much heat was released?
In the following chemical equation, what is the reactant. CuSO4·5H2O(s) ® CuO(s) + SO3(g) + 5H2O(l)
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