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The Rydberg constant depends on the mass of the nucleus. What is the difference in wavenumbers of the 3p->1s transition in hydrogen and deuterium?
What is the dipole moment of a diatomic molecule having a bond length of 156.0 pm and 19 percent ionic character
The comosition of the hull of a submarine is mostly iron. pieces of zinc, called zincs are placed in contact with the hull throughout the inside of the submarine. why is this done
You make 1.00 L of a buffered solution (pH = 4.00) by mixing acetic acid and sodium acetate. You have 1.00 M solutions of each component of the buffered solution. What volume of each solution do you mix to make such a buffered solution
why is the h-f bond so much stronger than the h-I bond? how might you tell whether or not your toother paste conatied calcium carbonate caco3, or perhaps baking soda with out looking at the label?
Equilibrium system given: Fe3+(aq) + SCN- (aq) FeSCN2+(aq) 1. Equilibrium system Net ionic equation 2. Equilibrium system + 1M Fe(NO3)3 Net ionic equation What stress caused the equilibrium to shift and in which direction it shift
what volume of dry hudrogen would be produced understandard conditions when 0.250 g of magnesium reacts withexcess
54.0 mL of 3.50 M sodium hydroxide is combined with 35.0 mL of 1.50 M magnesium chloride. What mass in grams of solid forms?
what is the hvap of a liquid that has a vapor pressure of 616 torr at 84.1 c and a boiling point of 95.5 c at 1 atm?
Limonene." How many stereoisomers are possible for this molecule, when also considering double bond geometry
Consider a perfect gas contained in a cylinder and separated by a frictionless adiabatic piston into two sections A and B. All changes in B are isothermal. There is 2 mol of the gas in each section. Initially temperatures in both sections are 3..
What is the reaction that occurs with hexanal and propanol (give both the hemiacetal and acetal products)?
The carbon dioxide will be generated by reacting solid sodium bicarbonate (NaHCO3) with a solution of acetic acid (CH3COOH) as follows: NaHCO3(s) + CH3COOH(aq) ? H2CO3(aq) + CH3COO-(aq) + Na+(aq)
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