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Treatment of gold metal with BrF3 and KF produces Br2 and KAuF4, a salt of gold. Identify the oxidizing agent and reducing agent in the reaction. give breif rational for how this answer is arrived
What will be the freezing point and boiling point of this aqueous solution if given that Kb(H 2 O) = 0.51 oC/m and Kf = 1.86o C/m.
A 1.70-g sample of a large biomolecule was dissolved in 14.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85°C.
For the reaction 2A + B --> 2C, if B is initially 4.0M and 2min later is 3.0M, what is the rate of appearance of C?
How many milliliters of 0.10 M HCl must be added to 21.9 mL of 0.40 M HCl to give a final solution that has a molarity of 0.25 M
what volume of hydrogen at STP is produced from the reaction of 50.0g of Mg and the equivalent of 75g of HCl?
analyze the societal implications of using this process
Consider the reaction CH4(g) + X2(g) → CH3X(g) + HX(g) , where X is a halogen-like atom (Group 7A). Calculate ?H for this reaction if bond energy tables give the following values
What force keeps the gases of the earth's atmosphere from diffusing into interplanetary space, where the pressure is essentially zero?
Heat realsed by combustion of ethyl ether, 1. In earlier times, ethyl ether was commonly used as an anesthetic. It is, however, highly flammable. When 5.0 mL of ethyl ether C4H10 (l), (d=0.714 g/mL) is burned in a bomb calorimeter
Determine what volume of HI, will be produced at the same temperature and pressure, If all the H2 and I2 are consumed?
Sugar (82.00 grams; molar mass 342.3 g/mol) was dissolved in water. The freezing point of the solution was determined to be -3.60 deg C. How many grams of water were used to make the solution?
Hydrogen gas was cooled from 150C to 50 C. It's new volume is75 mL. What was it's original volume?
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