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Question: A mixture of .148 moles of C is reacted with .117 moles of O2 in a sealed 10L container at 500K producing CO and CO2. The total pressure is .640 atm. What is the partial pressure of CO?
the freezing point of the solution is lowered by 5.10 °C. The freezing point and Kf constant for cyclohexane can be found here. Calculate the molar mass of quinine.
How much heat is required to convert 46.0 grams of ethanol in the liquid state at 25 degrees C to the vapor state at its boiling point of 78 degrees C, given the specific heat of the liquid is 2.3 J/g-K and its delta Hv is 38.56 kJ/mol
Find the pH of a 0.130 M solution of a weak monoprotic acid with a Ka value of 1.6 *10(to the power of -6)
the following is the better chemical for removing calcium ions from water. Make sure you show the calculations necessary
How abundant are tryptophan and cysteine in proteins and what characteristics of these amino acids affect their abundance in proteins
If a 0.10M aqueous weak acid solution has a pH of 2.50 what percentage of the acid is dissociated
What is the solubility of barium (II) sulfate in water and also in 0.10M Na2SO4(aq)
a 235ml solution is prepared with 41.8 millimoles of an unknown sodium salt of a deprotonated organic acid nax. if the
A solution is prepared by adding 0.100g of solid NaCl to 50.0mL of 0.100 M CaCl2. What is the molarity of the chloride ion in the final solution. Assume that the volume of the final solution is 50.0 mL
Calculate the pH of a buffer solution made by adding .83 g of sodium acetate trihydrate [(NaC2H3O2)-3 H20] to 50 ml of .100 M acetic acid
a caboxylic acid and an ester b bromobenzoic acid and benzoyl bromide c succinic acid and napthoic acid d maleic acid
How would you use an experimental distillation curve to determine the percent, by volume, composition of an unknown mixture
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