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An ideal gas in a sealed container has an initial volume of 2.55 L. At constant pressure, it is cooled to 20.00 °C where its final volume is 1.75 L. What was the initial temperature?
Draw the Lewis Structure for C3H6O (non-central atom type.) (There are five isomeric structures. Draw any three.)
A particular X-ray microscope can measure the position of a particle to with 1.0X10^-10 m. What is the minimum error in the momentum (mv)
how many moles are present of an ideal gas at the following conditions: 1.0 atm, 25.0 C, and occupying 22.4 L, The Lewis structure for PF3 shows that the central phosphorus atom has _______ nonbonding and
What weight of solid glycine pk1=2.4, and pk2=9.6 and what volume of 1.0 M HCl are required to make 100ml of .3 M buffer ph 2.4. please descrribe each step you do in DETAIL so i can understand process and use correct units please
Calculate the pH after 0.020 mol NaOH is added to 1.00 L of a solution which is 0.100 M NH2OH and 0.100 M HONH3Cl.
Ammonia is produced using the Haber process in which nitrogen and hydrogen combine. N2(g) + 3H2(g) => 2NH3(g) How many grams of nitrogen are needed to produce 650 grams of ammonia
what is the structure of a compound of molecular formula c10h14o2 that shows a strong IR absorbtion at 3150-2850cm^-1 and gives the following HNMR absorptions
the products formed are sodium bromide and hydrogen sulphite. Calculate the mass of sodium bromide produced.
How many millimeters of 1 N NaOH must be added to a 500-mL solution containing 500 mg of acetic acid to increase the pH to 5
What is the volume of Ammonia gas is dissolved in 40.0 mL of 15.0 M NH 3 solution at STP and Determine what is the vapor pressure of a solution made by dissolving 65.4grams ammonia in 259 grams of H 2 O at 55.0 ºC?
The temperature of the container is raised to 100 degrees C. what is the quality of the system and what is the pressure. what are the dH and dU at this point relative to the initial state
A first order reaction has an activation energy of 59.2 kJ/mol and a frequency factor (Arrhenius constant) of 9.13 x 1013 sec -1. Calculate the rate constant at 26 oC.
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