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When COCl2 gas is heated at 575K , it decomposes into CO gas and Cl2 gas. If 12.5g of COCl2 is initially placed in a 2.20L container at 575K, calculate the concentration of CO at equilibrium. Kc= 2.50 * 10^-3 at 575K.
a solution is prepared by adding 40.3 g of Mg(NO3)2 to 127 g of water. Calculate the mole fraction and molality of magnesium nitrate in this solution
If the heat capacity of the calorimeter is 85 JK , and the density of the liquid -1 is 2.34 gmL , what is the specific heat capacity of the unknown liquid?
A solution of I2 was standardized with ascorbic acid. Using a .1000 g sample of pure ascorbic acid, 25.32 mL of I2 were required to reach the starch end point. A. What is the molarity of the iodine solution? B. What is the titer of the iodine solu..
in photosynthesis, plants use energy from the sun in combination with carbon dioxide and water to form glucose (C6H12O6) and oxygen. If 4.50 moles of water react with carbon dioxide, what mass of glucose is produced?
A .76g sample of polyvinyl chloride (PVC) is dissolved in 250mL of a suitable solvent at 25C. the solution has an osmotic pressure
What molar amount of hydrochloric acid is required for the fischer esterification of lauric acid
This is the given reaction CaC2(s) + 2H2O(l) = C2H2(g) + Ca(OH)2(aq) determine How much H2O is needed If 48 g of CaC2 are consumed in this reaction?
Draw the product formed when Reaction of [(1R)-1-methoxypropyl]benzene undergoes substitution with the hydroxide ion
The molar mass of corn oil is 890g/mole. How many moles and how many grams of sodium hydroxide are required to react with the 15mL (13.7g) of corn oil? Show your calculations.
How many grams of Na3PO4 will be needed to produce 350ml of a solution that has a concentration of Na+ ions of 0.900.
Write and equation for the reaction of Ba+ with CrO4 2-. Using the eqution you have written, explain how the addition of HCl shifts the equilibrium of the reaction
How will the melting point of your semicarbazone derivative be affected if the derivative is not dry enough
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