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Describe the interactions that must be overcome to melt or boil the following substances: lithium bromide, carbon dioxide, sulfur dioxide, carbon tetrachloride
28.80 mL of a 0.1726 mol/L EDTA solution is required to titrate a sample to the equivalence point. How many moles of divalent metal cations were in your sample
A certain second-order reaction ( B--> product) has a rate constant of 1.50×10?3 M-1*S-1 at 27C and an initial half-life of 214s. What is the concentration of the reactant B after one half-life
Explain why two layers formed when 3 M NaOH was added to the ether solution after the initial separation. What solvents do the two layers represent? Which solvent forms the upper layer? Why?
A 32.22 g sample of a metal that looks like aluminum is heated to 99.8 C in hot water. The metal is then quickly transferred into exactly 50.0 ml of water at 22.9 C in a calorimeter
Explain how the electronic properties of an attached group can affect the rate of electrophilic aromatic substitution and the orientation.
aluminum reacts with hydrochloric acid to produce aluminum chloride and hydrogen gas. if 927 ml of hydrogen gas is
A reaction has a standard free-energy change of -14.00 kJ mol-1 (-3.346 kcal mol-1). Calculate the equilibrium constant for the reaction at 25 °C.
An aqueous solution containing 9.47 g of an optically pure compound was diluted to 200.0 mL with water and placed in a polarimeter tube 20.0 cm long.
A sample of indium sulfate, In2(SO4)3, contains 0.0446 moles of oxygen. What mass of indium is present?
what are some of the causes of dehydration? definenbspdiureticnbspand include 2 examples. what are some ways to counter
What is the pH of a solution made by mixing 25.00mL of 0.200M CH3COOH with 10.00mL of 0.200M NaOH? Ka of acetic acid is 1.8 x 10^-5.
complete the following chart of gas properties. For each positive observation, write a balanced chemical equation to describe the process.
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