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A) Ionic B) Covalent C) Dispersion D) Dipolar E) Metallic F) Hydrogen G) Molecular H) None of the above Which of the bonding forces from the list below would need to be overcome to convert CHCl3 from a liquid to a gas? (Enter the letters in order of all that apply, e.g. AB, ABD, ACDE, etc.) Which of the bonding forces from the list above would need to be overcome to convert CCl4 from a liquid to a gas? (Enter the letters in order of all that apply, e.g. AB, ABD, ACDE, etc.) Which of the bonding forces from the list above would need to be overcome to convert CO2 from a liquid to a gas? (Enter the letters in order of all that apply, e.g. AB, ABD, ACDE, etc.)
2 ICl3 + 3 H20 = ICl + HIO3 + 5HCl How many molecules of HCl are formed when 50.0 g of water reacts according to the following balanced reaction. Assume excess ICl3.
A mixture of KCl and KClO3 weighing 1.55 grams was heated the dry O2 generated occupied 1.4x102 ml at STP. What percent of the original mixture was KClO3 which decomposes as follows
A 25.0 mL sample of 0.150 M nitrous acid is titrated with a 0.150 M NaOH solution. What is the pH at the equivalence point? The Ka of nitrous acid is 4.50 x 10-4.
A 10.00 ml sample of vinegar, density 1.01 g/ml was diluted to 100.00 ml volume. It waas found that 25.0 ml of the diluted vinegar required 24.15 ml of 0.0976 M NaOH to neutralize it
Calculate the molality of a solution prepared by dissolving 112. grams of copper (II) sulfate in 450. mL of water at 25°C.
calculate delta U and delta H for the process on the basis of 1 mol of gas. Assume for the gas that PV/T is constant, Cv= (5/2)R, and Cp=(7/2)R.
What are the odds of finding a particle in a one dimensional box between 0 and L/2, where L is the length of the box. Assume that the particle is in the second to lowest energy level (n = 2).
The temperature changes from 25 degrees C to 29 degrees C. What is the enthalpy (ΔH) of the reaction? (use 4.184 J/g degrees C as the specific heat of water)
A solution of sodium nitrate, NaNO3, in water is 5.181 molar and its density is 1.2680 g mL-1. Calculate the percent, by weight, of sodium nitrate in the solution.
Alkanes are organic molecules that contain only carbon and hydrogen atoms connected through single bonds. In the IUPAC naming system, all alkanes end in the suffix ane and begin with a prefix determined by the number of carbon atoms in the molecul..
A 15.0 L sample of a gas has a mass of 18.0 g at 25.0 ° C and 740. torr. What is the density of the gas at STP?
The activation energy for a particular reaction is 95 kJ/mol. By what factor will the rate constant increase when the temperature is increased from 50 oC to 62 oC?
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