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A cylinder, with a piston pressing down with a constant pressure, is filled with 2.20 moles of a gas (n1), and its volume is 47.0 L (V1). If 0.400 mole of gas leak out, and the pressure and temperature remain the same, what is the final volume of the gas inside the cylinder?
Draw molecular orbital energy diagram for CO and H3+. Find the bond order and reflect on the stability of the molecule. Also state whether they are diamagnetic or paramagnetic.
calculate the energy, in joules and calories, lost when 75.0 g of water cools from 86.4 degrees celsius to 2.1 degrees celsius
An ionic compound contains only a metal, M, and bromine. If analysis indicates that a 3.61 g sample of the compound contains 2.44 g of M, what mass of Br in g is contained in 344 g of the mineral
Problem- Use the data in the Successive Ionization Energies and Electron Affinity tables to determine the following. Assume the values in the Successive Ionization Energies table are given to the ones place. In kJ/mol
The vapor pressure of water above this solution is found to be 0.3630 atm at 348.0 K . The vapor pressure of pure water at this temperature is 0.3804 atm.
Calculate the ratio of HCL molecules in the first excited rotational state to those in the ground state @ 25 C. Assume an equilibrium bond distance of 1.275 angstroms.
you require a buffer with ph of 4.50. you have 1.00l of a solution of 1.80m acetic acid. how many grams of solid sodium
What happens when the external pressure is lower than the vapor pressure of a liquid in a container?
A piece of metal weighing 5.10 g at a temperature of 48.6 C was placed in a calorimeter containing 20.00 mL of water at 22.1C, and the final equilibrium temperature was found to be 29.2 C. What is the specific heat of the metal
Why is sodium bicarbonate used instread of sodium hydroxide for the initial extraction
If 27.5 mL of 0.100 M NaOH are required to neutralize 1.22 g of an unknown acid, HA, what is the molecular weight of the unknown acid
While a 1.00 L flask containing 1.500 atm of gas A is joined with a 1.00 L flask containing 0.750 atm of gas B, as well as the stopcock between the flasks is opened, also the gases are allowed to mix thoroughly, the following reaction proceeds at ..
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