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1. Write down the electron configuration of the B+ ion using the noble gas core notation?
2. What you will expect for the molecular formula, C7H6O2( Benzoic acid) if Determination of The molar mass of benzoic acid (C6H5COOH) has done by measuring the freezing- point depression in C6H6(benzene) is twice(2x) . give explanation for this apparent anomaly?
List the following in decreasing order of strength (from strongest to weakest): hypochlorous acid, choric acid, perchloric acid, chlorous acid. Explain what trend in these oxoacids is making them progressively more acidic.
The esterification reaction of acetic acid with ethanol to give ethyl acetate proceeds with the following stoichiometry: CH3COOH + C2H5OH ----> H20 + CH3COOC2H5.
the vapor pressure of water is 17.5 mmHg at 20 degrees Celcius, and 355.1 mmHg at 80 Celcius. Calculate the boiling point of water at 760 mm Hg.
Write a balanced molecular equation and a net ionic equation for the reaction aluminum hydroxide with a solution of hydrobromic acid. Include the states of each species.
How many atoms of iron would be needed to react completely with 36 molecules of oxygen. How many molecules of oxygen would be needed to react completely 16 atoms of iron
The solubility of lanthanum iodate at a certain temperature is 9.55 x 10^-4. What is the Ksp of this compound at that temperature
A mixture formed by adding 40.0 mL of 2.5×10-2 M HCl to 120 mL of 1.0×10-2 M HI. What is the pH of the strong acid solution?
What is the percentage ionization of the acid? What is the value of Ka for the acid? 2) Periodic acid, HIO4, is an important oxidizing agent and a moderately strong acid. In a 0.20 M solution
After the vessel was pressurized with hydrogen gas and heated to 80 degrees C, the monometer showed the initial pressure inside the "bomb" to be 77.2 atm. Assuming 100% yield, calculate the pressure that should be inside the "bomb" when the reacti..
Assume an average minimum daily requirement for calcium is 1150 mg. Calculate what percentage of your daily requirements could be met by drinking 1.0L of your local water.
An automobile gasoline tank holds 43 of gasoline. When the gasoline burns, 151 of oxygen are consumed and carbon dioxide and water are produced. What is the total combined mass of carbon dioxide and water that is produced?
Liquid sodium is being considered as an engine coolant. How many grams of liquid sodium (minimum) are needed to absorb 9.70 MJ of energy (in the form of heat) if the temperature of the sodium is not to increase by more than 10.0 °C
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