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For the reaction PCl5 <=> PCl3 + Cl2, Kc= 33.7. Calculate the reaction quotient Q to determine which direction the reaction will shift toward when 0.00650 M PCl5, 1.04 M PCl3 and 0.0500 M Cl2 are mixed together in a 1.0 L flask?
A piece of lead is placed into a graduated cylinder. The level of the liquid rises from 235 to 305 mL. What is the mass in grams of the lead if the density of lead is 11.3g/cm3?
How many grams of ethyl alcohol will result. How many grams of water are needed to react with 0.361 mol of ethylene. How many grams of ethyl alcohol will result
It is known that three complex ions of chromium (III) were commonly used in that lab: [Cr(H20)6]3+, [Cr(NH3)6]3+, and [Cr(H20)4Cl2]+. Determine the likely identity of each of the solutions.
How could you determine (without tasting) whether a container of a colorless liquid contained ethanol or ethanol and sucrose
An exothermic reaction liberates 7.58 kJ of heat in a coffee cup calorimeter containing 157 grams of solution. The temperature of the solution in the calorimeter increases by 11.2°C. How much heat was absorbed by the calorimeter? Assume the specif..
A molecular compound contains 92.3% carbon and 7.7% hydrogen by weight. If 0.152 mol of the compound weighs 3.95 g, what is its molecular formula?
what is the volume of a sample of chlorine gas with a density of 0.0032 gcm3 and a mass of 1.45
A solution is prepared by dissolving 0.16mol of acetic acid and 0.16mol of ammonium chloride in enough water to make 1.0 L of solution.
a specific brand of gourmet chocolate candy contains 7.00 g of dietary fat in each 22.7-g piece. how many kilograms of
For propanoic acid (HC3H5O2, Ka = 1.3 multiplied by 10-5), determine the concentration of the species present, the pH, and the percent dissociation of a 0.27 M solution.
what is the mass in grams of 17.55ml of acetone? and what is the volume in milliter of 7.26g of acetone?
Draw a molecule of NH2Cl and a molecule of H2O. Indicate the type and location of the strongest intermolecular force of attraction between the two molecules.
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