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How many grams of Potassium Chlorate decompose to passium chloride and 638mL of O2 at 128 degrees C and 752 Torr?2KClO3 (s) => 2KCl (s) + 3O2(g)
Using a table of thermodynamic data calculate, the Delta H degrees for the following reaction (at 25 degrees C).
If you start with 2 cubes of ice, each with a mass of 25.0g and at a temperature of -10C, and 25.0ml of water with a temperature of 100C, what will the final temperature of the mixture be
A very crude model of the buckminsterfullerene molecule (C60) is to treat it as a collection of electrons in a cube with sides of length equal to the mean diameter of the molecule (0.7nm)
4.20 g of a chloride-containing compound of Ti was obtained. What is the empirical formula of the chloride-containing compound
When 1.00 g of urea (CO(NH2)2) is dissolved in 200g of solvent A, the freezing point is lowered by 0.250C. When 1.50 g of the nonelectrolyte Y is dissolved in 125 g of the same solvent
Describe how biological membranes are organized: what roles do lipids and proteins play in this organization
When 0.0500 mol of HCl is reacted with 0.0500 mol of NaOH in 50.0 mL of water, the temperature of the water increases by 13.7°C. Calculate the heat of the reaction for the following thermochemical equation
Determine KM for glucose oxidase. KM = M. B. Determine effect on the maximal rate if the concentration of adenine is 0.001 M. Vmax,I = mmol/min.
Calculate an unknown concentration of cobalt (II) nitrate if it and the original substance I was using both exhibit the color red? I'm pretty sure the answer is yes, but I want to double check.
Determine the volume of sulfuric acid solution needed to prepare 37.4 g of aluminum sulfate, Al2(SO4)3, by the following reaction 2Al(s)+3H2SO4 (aq)= Al2(SO4)3 (aq) +3H2 (g)
What is the molar mass of adrenaline in a solution of 0.64 g of adrenaline in 36.0 g of CCl4 elevates the boiling point by 0.49?
When thermal equilibrium is reached, the temperature of the glass and the water is 29.9 "C. What is the specific heat capacity of the glass?
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