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Silver chloride usually does not ppt in solution of 1.0M NH3. However AgBr has a smaller Ksp. Will AgBr ppt form a solution containing 0.01M AgNO3, 0.01M NaBr and 1.0 M NH3? Ksp = 5 x 10^-13
what is the volume of the drink (in mL) required to meet the RDA?
The SI unit of time is the second, which is defined as 9,192,631,770 cycles of radiation associated with a certain emission process in the cesium atom. Calculate the wavelength of this radiation
The molar mass for NaCl and water are 58.443 g/mol and 18.015 g/mol, respectively. Calculate the partial molar volumes for NaCl and water in a 0.35m solution.
If the volume of the cylinder is 5500 mL and the pressure of the N2 in it is 2.5 atm. (temperature is 25oC) a. How many moles of nitrogen molecules are in the cylinder
one mole of silicon si has a mass of 28.086 g, and one mole of carbon has a mass of 12.011 g. what is the mass of one mole of silicon carbide ?
provide mechanism for trans-1-bromo-2-methylcyclohexane rxn under e2 conditions draw arrows. why is the product different from e1?
How would you prepare a 25.0% water in ethyl alcohol solution using 100.0 ml of ethyl alcohol (the density of alcohol is 0.7893 g/ml)
Calculate the maximum mass of calcium metal that should be used in this experiment with a 50mL eudiometer tube for gas collection. Assume that the hydrogen generated occupies 45 mL at STP. The experiment is: reaction of .054 g of Al with 100 mL of..
What volumes of COsub2 and NHsub3 a 200. atm and 450. degree C are needed to produce 2.50kg of urea, assuming the reaction goes to completion
An unknown compound has the formula CxHyOz. You burn 0.220 g of the compound and isolate 0.312 g of CO2 and 0.191 g of H2O.
Mixing 1.0 M BaCl2 + 1.0 M K2SO4 gives what white participate. Write and balance the molecular equation.
Describe a way to differentiate between the two using a solution of Na2CO3 and write the correct balanced equation
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