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NH3 is a weak base Kb = 1.8 x10-5 as well as so the salt NH4Cl acts as a weak acid. Explain what is the ph of a solution that is 0.033 M in NH4Cl?
What is the vapor pressure of SiCl4 in mm \ Hg at 31.5 C? The vapor pressure of SiCl4}is 100 mm \ Hg at 5.4 C, and Delta H vap} = 30. kJ/mol
A current of 1000. A flows for exactly one hour through a cell in which the subsequent reaction occurs at one of the electrodes.
Calculate the number of molesof each reactant. Determine the limiting reactant in each of the following three reactions. The limiting reactant that you determine here will be used directly in this experiment.
How many liters of oxygen are needed to exactly react with 19.8 g of methane at STP?
you add 7ml of 6m naoh to a flask and diluted with water to a final volume of 400ml with water. neutralization required
compounds like rm ccl2f2 are known as chlorofluorocarbons or rm cfcs. these compounds were once widely used as
Determine the theatrical yield if 1.56 grams of hydrogen is permitted to combines with 9.70 grams of nitrogen producing 1.43 grams of ammonia?
A buffer is prepared by dissolving HONH2 and HONH3NO3 in some water. Write equations to show how this buffer neutralizes added H+ and OH
The density of copper is 8.94 g/cm3. Explain what is the mass in mg of cube of copper that measures 2.31 mm on each side
explain why there are significant color changes that occur insubstitution reactions. talk about the origins of color
Ammonia and hydrogen chloride gases react to form solid ammonium chloride. A 10.0 L reaction flask contains ammonia at 0.450 atm and 22°C, and 164 mL of hydrogen chloride gas at 7.50 atm and 271 K is introduced
Balancing the following reaction in basic solution and also Identifying the reducing and oxidizing agent. Please explain how the answers were obtained.
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