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A 275.0 mL sample of O2 is collected over water at 60.0 degrees Celsius. The total pressure is 755 torr. What is the volume of the O2 at STP? (The vapor pressure of water at 60 degrees Celsius is 149 torr)
A proton in a linear accelerator has a de Broglie wavelength of 144 rm pm. what is the speed of the proton?
In the following reaction, how many grams of NaBr will produce 244 grams of NaNO3? Pb(NO3)2(aq) + 2 NaBr(aq) PbBr2(s) + 2 NaNO3(aq)
Calculate the empirical formula and then determine the molecular formula of this compound using the given molar mass. b) Draw three lewis structures for molecule that satisfies the octet rule for each atom.
Example of reducing agent mechanism, Using Curved arrows to symbolize the flow of electrons, write the mechanism for the steps involved in the conversion of 9-fluorenone
Draw the energy profile diagram to show the possible intermediate and the transition states.
What are the protons and neutrons that are emitted from a helium atom called? Atomic mass is expressed in atm.
An 85.0g sample of iron requires 954 J of heat to raise its temperature 25.0C. What is the specific heat of the iron?
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
Im really confused about spectroscopy and need an introduction on what it is and what these types of problems mean.
Give explanation for arrangements how you decide the boiling points comparison - Arrange all these compounds in order of increasing boiling points
How many grams of Mg(NO3)2 (Mm=147 g/mol) must be added to 405 g of water to make a solution with a colligative molality of 0.125 m?
what volume and mass of steam at 100c and 1.00 atm would release the same amount of energy during condensation as 100.cm3
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