Calcualte the hardness of the water in ppm
5.00 mL of water sample was titrated for hardness with 4.15mL of 0.0200M EDTA. write the equation for the reaction and calcualte the hardness of the water in ppm.
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Calculate the percent yield for an experiment in which 5.50 g of SOCl2 was obtained in a reaction of 5.80 g of SO2 with excess PCl5
The Kp for the reaction is 4.3X10^-4 at 648K. Determine the equilibrium partial pressure of NH3 in a reaction vessel that initially contained 0.900atm N2 and 0.500 atm H2 at 648K.
If 23 g of C6H12O6 is fermented, what volume of gaseous CO2 will be produced at a temperature of 29°C and a pressure of 775 mm Hg?
Heat is now transferred to the refrigerant, and the piston, which is resting on a set of stops, starts moving when the pressure inside reaches 180 kPa.
If the Kc for the reaction is 2.50, what are the equilirium concentrations of the products if the reactiion mixture was initially 0.500M SO2, 0.500M NO2, 0.00500M SO3, and 0.00500 M NO?
The smallest sample of carbon atoms that can be observed with the naked eye has a mass of approximately 2 x 10-8 g. Given that 1 g = 6.02 x 1023 amu, and that carbon has an atomic weight of 12.01 amu, determine the number of carbon atoms present i
How much heat (in ) is evolved in converting 1.00 of steam at 155.0 to ice at -55.0? The heat capacity of steam is 2.01 and of ice is 2.09 .
What is the magnitude and direction of the force that must be exerted by you on her? What is the magnitude and direction of the force she exerts on you?
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