How many kj of heat are released if hbr is formed
The value of delta H for the reaction H2 (g) plus Br2 (g) yields 2HBr (g) is -72 kj. how many kj of heat are releasedwhen 1.0 mol of HBr is formed by this reaction.
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A commercial heat pump has energy in to the system at a rate of 60 kW from a thermal reservoir. If the power input from an electric motor is 15 kW.
Draw out the complete coordination environment of each zinc ion in liver alcohol dehydrogenase (LADH), including all ligands and nearby co-factors, complete protein side chains and hydrogens. Be careful how you draw the double bonds and place the
The angular velocity of a polar vector is 720 degrees/sec. what is the angle 0.001 sec after the vector passes through 0 degrees?
A 280ml flask contains pure helium at a pressure of 754 torr . A second flask with a volume of 475ml contains pure argon at a pressure of 732 torr . If the two flasks are connected through a stopcock and the stopcock is opened, what is the partial
The vapor pressure of pure acetone (propanone) is 266 torr. When a non-volatile solute is added, the vapor pressure of acetone above the solution falls to 232 torr. What is the mole fraction of acetone in the solution?
The Ksp values for the chloride salts are 1.9 × 10-7, 1.6 × 10-10, and 2.0 × 10-13, respectively. Which compound will precipitate first?
A certain monomer used in the production of polymers has one nitrogen atom and the mass composition 67.90% C, 5.70% H, and 26.40% N. Sketch the probable geometric structure of this molecule, labeling all the expected bond lengths and bond angles.
Which of the following relative pathname is interpreted as "the rock.htm file is in the same folder as the current file"?
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