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Two solutions are prepared using the same solute:Solution A: 0.14g of the solute dissolves in 15.4 g of t-butanol. Solution B: 0.17 g of the solute dissolves in 12.7 g of cyclohexane. Which solution has the greatest freezing point change? Explain
Calculate the degree of dissociation by A) assuming ideal behavior and B) using a mean activity coefficient y=0.93. The concentration of the acid is 0.010 M.
The density of hydrogen gas in a flask is 0.147 g/L at 305 K. what is the pressure inside the flask? Calculate the density in G/L of CH4(g) at 75 Celsius and 2.1 atm (R= .08206 L*atm/mol*K).
Assuming the waste heat of the engine provides all the heat necessary to melt the iceberg, how much work can this do?
write a complete mechansim for the formation of 1-methylcyclohexeneby the acid-catalyzed dehydration of
For the reaction represented by the equation Cl2+2KCl+ Br2, how many grams of potassium chloride can be produced from 300. g each of chlorine and potassium bromide.
Liquid sodium is being considered as an engine coolant. How many grams of liquid sodium (minimum) are needed to absorb 6.10 MJ of energy (in the form of heat)
The pH at the half-neutralization point. Enter only numbers in your answer. (Do not include units.) (d) The pH at the equivalence point.
The specific heat capacity of silver is 0.235 J/g K. Its melting point is 962 C and its enthalpy of fusion is 11.3 kJ/mol. What quantity of heat in joules is required to change 5.00 g of silver from a solid at 25 C to a liquid at 962 C?
Determine the percent yield for this reaction as N2(g) + 3 H2(g) ? 2 NH3(g)
If 2.09 g SO2 react with excess oxygen and water, how many grams of H2SO4 are produced?
This solution was back-titrated with a .0440 M Ga3+ solution until all the EDTA reacted requiring 14.0 ml of the Ga3+ solution. What was the original concentration of the V3+ solution
A 5.00 mL standard phosphate solution containing 45.0 mg of phosphate per liter is added to a second 2.00 mL sample and diluted to 100.0 mL. The absorbance of this solution is 0.506 at 700 nm. Calculate the concentration of phosphate in the origin..
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