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Describe why the noble gases belong on the far right hand side of the periodic table?
Assuming constant pressure, rank these reactions from most energy released by the system to most energy absorbed by the system, based on the following descriptions
a hydrocarbon is a compound that contains mostly carbon and hydrogen. calculate the percent composition by mass of the
A sample of a gas at 0.91 atm occupies a volume of 374 mL. If the temperature remains constant, what will be the new pressure if the volume increases to 265 mL?
A mixture of four gases exerts a total pressure of 860 mm Hg. Gas A and B, both exert 220 mm Hg, Gas C 110 mm Hg. What pressure is exerted by gas D?- When does a real gas behave like an ideal gas?
The amount (N = grams) of radioactive material present in a sample as a function of time is given by the following equation, where No is the amount present at t = 0. : N (t) = No e^-kt At Great Basin College, we have a specimen of a highly radioac..
A 24.60 mL sample of 0.185 M HNO3 requires 27.35 mL of a KOH solution for complete neutralization in an acid-base titration. What is the molarity of KOH
Did the. Temperature oof the water rise or fall when the nh4no3 was added? Explain this in terms of heat ttransfer.
write an equations for the reactions that takes place when the compound in ch3ococh2ch3 is refluxed in the presence of
Find the volume and the intermolecular force present in ammonia at STP in the following reaction and What is the intermolecular force is present in NH3(g).
Silica gel is a common chromotography stationary phase. What is silica gel? Why is it a preferred media for the stationary phase. why is silica gel more commonly used for the separation of polar compounds. what major disadvantage does silica gel h..
Usually, scuba tanks are immersed in water to cool them as they are filled with compressed air. If a tank is primarily charged to 1900.0 psi at 38 C as well as subsequently allowed to cool to 22 C, Define what is the final pressure in the tank
A certain metal crystallizes in a face-centered cubic arrangement. If it rearranges to a simple cubic structure, what will happen to the density of the metal
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