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A solution contains 0.10 M of iodide ion I-, and 0.10 M Carbonate ion CO3 2-. If solid Pb(NO3)2 is slowly added to the solution, which salt would precipitate first, PbI2 or PbCO3?
a sample of oxygen that occupies 1.00X 10^6 ml at 575 mm hg is subjected to a pressure of 1.25 atm. what will the final volume of the sample be if the temperature is held constant?
Calcium cyanamide, CaCN2, reacts with water to form calcium carbonate and ammonia; CaCN2(s)+3H2O(l)-->CaCO3(s)+2NH3(g). a) How many grams of water are needed to react with 75.0 g of CaCN2
If the reaction of 2.50 g of aluminum with 2.50 g of oxygen produced 3.50 g of aluminum oxide, What is the % yield of the reaction?
Determine the heats of formation or the steric energies of the exo- and endo-anhydride adducts using a molecular mechanics program.
What is the activation energy for a reaction if its rate constant is found to triple when the temperature is raised from 300 k to 310 k.
a volume 10.0ml of a 0.00550 m solution of cl- ions are reacted with 0.500 m soultion of agno3. what is the maximum
Draw intermediate and final products. Cyclopentene ----->NBS above arrow and heat,peroxides below arrow. Give intermediate. Then ----------> NaOCH2CH3 above arrow and CH3CH2OH,heat below arrow. Give products
What mass of natural gas {rm{(CH}}_4 ) must you burn to emit 268 kJ of heat?
calculate the quantity in grams of formic acid and sodium formate necessary to make 500 mL of a buffer that has a formic acid concentration of .75 M and a sodium formate concentration of .75 M
How to determine the percentage difference between the experimental and the predicted value for the rate
The equilibrium vapor pressure of liquid hydrogen at 16 K is 0.213 bar. The standard (1 bar) boiling point is 20.3 K. Use the Clausius-Clapeyron equation to estimate the enthalpy of vaporization of hydrogen
Suppose that the microwave radiation has a wavelength of 10.7 cm. How many photons are required to heat 200. mL of coffee from 25°C to 65°C?
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