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Question: What is a difference between atoms and molecules?
With respect to the list below, define which course of action can serve as an effective treatment for sickle cell disease. Follow a daily regimen of applying cold compresses to areas of the body susceptible to vaso-occlusive events.
If each mole of gas occupies 55 L under the conditions of the explosion, how many liters of gas are produced? c) how many grams of N2 is produced in the detonation?
25.00 mL of a tap water sample is titrated with5.00x10-3 M EDTA solution. 6.25 mL are required to reachthe endpoint. What is the hardness of the water in ppm
When molten cesium solidifies to Cs(s) at its normal melting point, is (triangle)S positive or negative. Calculate the value of (triangle)Stotal when 15.0g of Cs(l) solidifies at 28.4 degrees C.
Imidazole, acting as a nucleophile, catalyzes the hydrolysis of phenyl acetate by attach on the carbonyl carbon atom of the ester. The imidazole displaces the phenoxide anion and forms acetyl imidazole
when answering include an explanation balanced chemical equations andor calculations where appropriate.calculate the
The electron in the n=1 state of a hydrogen atom absorbs a photon with an energy of 2.12x10^-18 J. What is the final state of the electron
Consider the following reaction at equilibrium. what effect will increasing the volume of the reaction mixture have on the system?
Problem- A. At constant T and P, the direction of spontaneous change is the direction of increasing free energy. B. Free energy is the energy in a system that is available to do work.
Calculate the change in pH when 6.00 mL of 0.100 M HCl(aq) is added to 100.0 mL of a buffer solution that is 0.100 M in NH3(aq) and 0.100 M in NH4Cl(aq).
Arrange the following ionic compounds in order of decreasing amount of energy released in lattice formation:
Problem- The standard enthalpy of combustion of acetic acid, CH3COOH (l), is -875 KJ/mol. The standard enthalpies of formation of H20 (l) and CO2 (g) are -285.83 and -393.51 KJ/mol, respectively. What is the standard enthalpy of formation of aceti..
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