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a 0.753 mole of an organic solution is dissolved in 111 grams of benzene (FW=78.00 g/mole), at 40.0 C. The vapor pressure of the benzene is 92.00 torr at this temperature; The vapor pressure of the solute is negligible. What is the vapor pressure of the solution?
How many milliliters of 0.200 M NaOH will be required to titrate 14.5 mL of 0.479 M H2SO4?
Compounds with nearly identical molar masses often have very different physcial properties. Choose the compound with the lower value. Solubility in water: di-ethylether or 1-butanol. Why is it lower?
The first-order decomposition of N2O5 proceeds as follows: 2 N2O5 (g) → 4 NO2 (g) + O2
Which two starting materials are needed to prepare the following compound
What is the value of the rate constant for this reaction, what it the half life of the reaction under the conditions of this experiment
explain if you can use an integrated rate law to find the orders of each reactant in a reaction with more than one reactant
What is the formula weight of KI? What quantity of KI is present in 301 mL of a 0.30 M solution?
What is the free Zn2+ concentration if 0.020 M Zn2+ solution is mixed with an equal volume of 2.0 M NH3? Kf for [Zn(NH3)4]2+ is 4.1 × 10^8
The experiment done was the synthesis of p-chlorophenoxyacetic acid. I have lab questions that I am unsure how to do. Please help. 1. How many moles of p-chlorophenoxyacetic acid should form in this reaction?
A 0.692 g sample of glucose, C6H12O6, is burned in a constant volume, bomb calorimeter. The temperature change is measured at 1.80 degrees C.
Use Le Chatelier's principle to explain the color change which you observed after the addition of distilled water to the equilibrium mixture above.
A certain laser uses a gas mixture made up of 9.00 g HCL, 2.00g H2, and 165.0g Ne. What pressure is exerted by the mixture in a 75.0 L tank at 22 degree C?
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