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A 5.00 L volume of methane gas is cooled from 300 K to 150 K. If the pressure remains constant, what is the final volume?
A 2L cylinder of gas contains 2.4 moles of gas at 34 degrees Celsius. What is the pressure?
1.00 mole of pure Cl2 are placed in a 1.00-L container. If x moles of NOCl react, what is the equilibrium concentration of Cl2? Why is the answer C) 1 + x/2
how many possible resonance structures can you draw for SO3 without violating the octet rule for S
what is the theorectical yield of disulfure chloride? what mass of the excess reactant reamains when the reaction is completed?
Predict whether the following reactions will occur or not. For those that do occur complete and balance the equation. Write No Reaction for those that do not occur include all subscripts
A solution containing 0.2 g/mL of a pure R enantiomer in a 1 dm polarimeter rotataes plane polarized light by +3 degrees. What is the specific rotation of the R isomer. What will be the specific rotation of its S isomer
Calculate the equilibrium constant at 25 degrees celsius for the reaction 4Fe+(aq) + O2(g) + 4H+ ----> Fe3+(aq) + 2H2O(l).
For the overall reaction A + 2B > C which of the following mechanisms yields the correct overall chemical equation and is consistent with the rate equation below? rate = k[A][B]
The total molarity of acid and conjugate base in this buffer is 0.100 M . A student adds 6.10 mL of a 0.380 M solution to the beaker. How much will the pH change?
Identify each of the following energy exchanges as primarily heat or work and determine whether the sign of is positive or negative for the system. A rolling billiard ball collides with another billiard ball
Describe how nickel is separated from iron and manganese. Include the name or formula of the soluble nickel species produced
The freezing point of benzene is 5.5oC. What is the freezing point of a solution of 5.00 g naphthalene (C10H8) in 444 g of benzene (Kf = 4.90oC/m)
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