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a) A 0.10-mol sample of AgNO3 is dissolved in 1.00L of 1.00M NH3. If 0.010 mol NaCl is added to this solution, will AgCl(s) precipitate?
b) Will AgCl(s) precipitate from 1.50 L of a solution that is 0.100 M AgNO3 and 0.225 M NH3 if 1.00mL of 3.50 M NaCl is added?
A soft drink contains 35 mg. of sodium in 315g. of H2O. What is the concentration of sodium in the soft drink in mass percent?
A high jumper of mass 80.0 kg consumes a meal of 2.00 103 kcal prior to a jump. If 3.3% of the energy from the food could be converted to gravitational potential energy in a single jump, how high could the athlete jump
What mass of H2 forms if 12 grams of Zn reacts with 7 grams of HCl?
Run in the forward direction to restablish equilibrium. B. Run in the reverse direction to restablish equilibrium. C. Remain the same. Already at equilibrium. The concentration of CO will: A. Increase. B. Decrease. C. Remain the same
Calculate delta H for this reaction at 298K. Calculate delta G for this reaction at 298K. Calculate delta S for the reaction, for the surroundings, and the total delta S.
For a reaction at equilibrium, which of the following is the best way to think about it?
Define A gas originally at 27 degrees Celsius and 1.00 atm pressure in a 3.9 liter flask is cooled at a constant pressure until the temperature is 11 degrees Celsius. The new volume of the gas it
Write the expression for the equilibrium constant Kc for the following thermal decomposition reaction. Be sure to enclose each concentration term in brackets (eg. [X]^3 and correctly specify the thermal formulas.
A 45g piece of ice at 0 degree C is added to a sample of water at 21 degree C. All of the ice melts and the temp of water decreases to 0 degree C. How many grams of water where in the sample?
Suppose that an excess of propane, C3H8 burns in 320 g of O2. How many moles of H2O will be formed
Using 3.2 g bromobenzene. Calculate the number of grams of Mg required if you need a molar equivalency of 1.25. Then calculate the amount of benzaldehyde (106.12 g/mol), benzophenone (182.22 g/mol), and methyl benzoate (136.15 g/mol) needed (they ..
200g of magnesium phosphate and 250.0g of copper bromide react, how much copper phosphate will be produced?
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