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At 338 mmHg and 72 degrees C, a sample of carbon monoxide gas occupies a volume of 0.225 L. The gas is transferred to a 1.50-L flask and the temperature is reduced to -15 degrees C. What is the pressure of the gas in the flask?
Identify the orbitals to which a 4d electron may make an emission transition in the hydrogen atom and determine the dissociation energy of the molecule
A gas occupying a volume of 246 mL at a pressure of 0.970 atm is allowed to expand at constant temperature until its pressure reaches 0.541 atm.
Write a net ionic equation for the reaction that occurs when aqueous solutions of acetic acid and potassium hydroxide are combined.
Deduce the structure of each alcohol (Structure of A and structure of B)
A 0.5078g sample of impure nitrobenzene was treated with 1.044g of tin. when the reaction was complete, the residual tin was found to weight 0.338g. Calculate the percentage of nitrobenzene in the sample.
An aqueous solution containing 0.003 M NaCl and 0.005 M CaCl2 is mixed with the polysaccharide alginate to create a high-viscosity liquid that is a component of a wound dressing
basketball with a volume of 3.50 Liters is left in a car when the temperature is 298 K. What will the volume of the ball be as the car heats up to 305 K during the day?
Calcuate the molalities of MgSO4, Mg2+, and SO4 in a 0.05000m solution of MgSO4 at 25 degree and at 250 degree. Find the appropriate log K's in Soltherm
A 250 g yo-yo is swung on the end of a50 cm string at a constant speed of 4 m/s. What is the centripetal force acting on the yo-yo?
If the initial concentration of AB is 0.210M , and the reaction mixture initially contains no products, what are the concentrations of A and B after 80s ?
She then took 15.0 mL of the stock solution and diluted it with enough water to make 65.0 mL of a final solution. What is the concentration of KOH for the final solution.
how much must you perspire to maintain a constant body temperature assuming no other energy changes and all the calorie content of the soda is released as heat?
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