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Asteroids are mainly composed of metals like iron and nonmetals like carbon. Briefly explain the differences between metals and nonmetals based on your knowledge of the periodic table.
A sample of 6.022 g of CH4 is enclosed in a 12 L container at 402 K. What is its pressure in atmospheres
a feed mixture of ethanol and water is 40 mole $ ethanol. the feed is at 200 degrees C and is at a high enough pressure that it is a liquid. It is input into the column through a valve, where it flashes. Column pressure is 1 kg/cm^2. Find the slop..
Using the Maxwell-Boltzman function, calculate the fraction of Argon gas molecules with a speed of 305 m/s at 500 K. Please show all of your work and all of your derivations.
Calculate the binding energy (in J) and the nuclear binding energy per nucleon of 107- 47 Ag (106.9051 amu). a. nuclear binding energy in J
In combustion studies of the use of H2 as an alternative fuel, HO is sometimes formed in flames by the reaction
Find the equilibrium concentrations of \rm A and {\rm B} for a = 1 and b = 2. Assume that the initial concentration of \rm A is 1.0 {\rm M} and that no {\rm B} is present at the beginning of the reaction. kc=2.3
HSO4^-(aq) + H2O(l) H3O^+ (aq) + SO4^2- (aq) Ka for aqueous dissociation of HSO4- is 1.2*10^-2 What is the pH of a sol containing equal concentrations of SO4^2- and HSO4^-
Calculate the volume of 0.125 M radium hydroxide solution required to completely neutralize 10.00 mL of 6.32 M phosphoric acid (3 acidic hydrogens)
What is the equilibrium constant expression for the following reaction- C5H5NH(aq) + H2O(l) ? C5H5NH2+(aq) + OH-(aq)
at 50 degrees celsius the vapor pressure for methanol and ethanol are 406 and 222 torr respectively. given a mixture at
A certain amount of gas at 28.0 degrees C and at a pressure of .900 atm is contained in a glass vessel. suppose that the vessel can withstand a pressure of 2.05 atm. how high can you raise the temperature of the gas without bursting the vessel
The other 2 ions are just spectators. Given that the Ksp of CaF2 is 3.2x10-11, Will the resultant solution be saturated, undersaturated, or supersaturated
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