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The solubility of lead (II) iodide is 0.064 g/ 100 mL at 20 deg C. what is the solubility product for lead (II) iodide
Determine the total number of atoms in this chemical formula and calculate the molar mass of the solute and how many moles of solute are in the solution?
positrons cannot penetrate matter more than a few atomic diameters but positron emission of radiotracers can be
The densities of methanol and water at this temperature are 0.782 and 1.00 , respectively. For this solution, calculate each of the following. a. what is the molarity b. what is the molality c. what is the percent by mass d. what is the mole fract..
A 25.95 -g sample of methanol at 35.6°C is added to a 38.65-g sample of ethanol at 24.7°C in a constant pressure calorimeter. If the final temperature of the combined liquids is 28.5°C and the heat capacity of the calorimeter is 19.3 J/°C, determi..
a metal sphere weighing 18.48g is added to 20.00ml of water in a graduated cylinder. if the density of the metal is
a well-insulated storage tank of 60 m3 contains 200 l of liquid water at 75 degree celsius. the rest of the tank
Complete and balance the following redox equation using the smallest whole-number coefficients. Show the steps. Sn (s) + HNO3 --> SnO2 (s) + NO2 + H2O (not balanced, assume acidic solution)
Provide a structure for the following compound: molecular mass 101; IR: 3397, 3200, 1655, 1622 cm-1; 13C NMR: ? 27.5, ? 38.0 (weak), ? 180.5 (weak).
How many hours will it take to produce 47.0 kg of Al metal by the reduction of Al3+ in an electrolytic cell using a current of 487 amps
Think about the reaction of (a) chlorine with sodium hydroxide and the reaction of (b) acetone with hypochlorite ion. Classify Each reaction as either:
What are the Bi and Bi+ quantum numbers of the electron removed when Bi is ionized to Bi+?
You can purchase hydrochloric acid (HCl) in a concentrated form that is 37.0% by mass and has a density of 1.20 g/mL. What is the molarity of hydrochloric acid in this concentrated solution
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