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List the molecular geometry and the electron pair arrangement of all possibilities that would give a polar molecule when all the surrounding atoms are identical.
Use an orbital diagram to draw the molecular orbital for H2+. Do you predict this molecule will be stable? Explain your logic.
For the hypothethical reaction A-products, the concentration of A was monitored with time. from the followimg graph
Multiple choice questions in free energy change and What is the free energy change in kJ/mole?
gas expand isothermally and reversibly from 10 bar to 1 bar at t= 25 celcius. calculate q,w, delta u,h,s,a,g. please show how u got the equations
In an oversight in the experiment Jamie did not add the 4-5 additional drops of 6M HNO3. As a result, will the reported number of moles of oxygen be too high or too low in the final product. Explain.
A gaseous mixture of O2 and Kr has a density of 1.111 g/L at 420. torr and 300. K. What is the mole percent O2 in the mixture?
A buffer solution is prepared by adding 32.8 grams of sodium acetate, NaC2H3O2 to 1.00 L of 0.500 M acetic acid, CH3CO2H. Ka = 1.8 x 10-5 for acetic acid.
Write the correct equilibrium constant expression for each reaction and indicate its numerical value
Single double triple bonding, Explain the characteristics of a single, double, and triple bonds including why they form and how the electrons
Two types of electrochemical cells which are based on thermodynamic principles can be described. Which of the following statements about these cells is correct
How many moles of gas are there in a gas-filled balloon, which has a volume of 67.0 L at a pressure of 742 mmHg and a temperature of 25.0°C?
At a certain temperature and pressure 2.1 L of H2 reacts with 2.1 L of I2. If all the H2 and I2 are consumed, what volume of HI, at the same temperature and pressure, will be produced?
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