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A precipitation of 0.200 mol of Pb2+ (aq) with 0.200 mol Cl- (aq) produces 24.9 g PbCl2 (s). What is the percent yield?
a certain first-order reaction a to products has a rate constant of 4.20times10-3 at 45 degrees celcius. how many
Why are acids called proton donors? .Give more details please
Iron (III) oxide is formed when iron combines with oxygen in the air. How many grams of Fe2O3 are formed when 16.7g of Fe reacts completely with oxygen
A plant must absorb 48 moles of photons with a wavelength of 430 nm for every mole of sugar that it produces. If a plant absorbs 36.5 moles of photons with a wavelength of 430. nm, how much energy in kJ has it absorbed
the velocity of flow toward the sphere along the longitudinal axis is found to be u=-U0(1-r0^3/x^2) where r0 is the radius of the sphere and x is the distance from its center. determine the acceleration of an air particle on the x-axis upstream of..
Aqueous hydrobromic acid will react with solid sodium hydroxide to produce aqueous sodium bromide and liquid water . Suppose 36.4 g of hydrobromic acid is mixed with 5.9 g of sodium hydroxide.
Explain what will the volume of 254 cm3 of gas be at STP if its current temperature is 72.6 degrees C
Consider one mole of a monatomic ideal gas at 300 K that udergoes a free expansion from a volume of 1m^3 to 10 m^3. a). How much does the chemical potential of each molecule in the gas change?
will strontium sulfate form a precipitate at 25 degrees celcius when 345mL of a solution that is .0100M in Sr+2(aq) is added to 75mL of a .175M SrSO4
The formula for caluculating a dilution of a solution is M1V1=M2V2, use this equation to calculate the volume of a 2.0 M solution of sodium carbonate required to make 100mL of a 0.25 M solution. A1) calculate the mass of calium chloride dihydrate
It is desired that the extent of disruption be >= 0.9. Plot how the number of passes varies with operating pressure over the pressure range of 50-125 MPa. What pressure range would you probably want to operate in
A sample of sodium reacts completely with 0.568kg of chlorine, forming 936g of sodium chloride. What mass of sodium reacted.
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