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In a certain experiment, 2.00 g of NH3 reacts with 2.50 g of O2. a)How many grams of NO and of H2O form? b)how many grams of excess reactants remain after the limiting reactant is completely consumed
If 37.0 mL lead(II) nitrate solution reacts completely with excess sodium iodide solution to yield 0.700 g precipitate, what is the molarity of lead(II) ion in the original solution?
How many grams of NaOH are needed to react with your original mass of C7H6O2 (1.0225) and how many grams of the measured NaOH
if you are performing both an atmospheric distillation and a vacuum distillation in the same experiment: a. The atmospheric distillation is done first.
a column of air with a pressure of 1.57 x 105 Pa and an area of 1.07 m2 and given that the acceleration due to gravity is 9.8 m/s2, what is the mass of the column.
Could you separate it from benzoic acid using extraction procedures? If so, please detail and explain how this can be done.
Explain why a determination of the rate law can never prove a proposed reaction mechanism but can sometimes disprove
Compute the enthalpy change, , for this reaction per mole of (Assume that the specific heat and density of the resulting solution are equal to those of water [4.18 and 1.00 ] )
When the gas is not flowing, the pressure is the same everywhere in the pipe. How high above the bottom of the manometer would the mercury be in the arm connected to the pipe?
an antifreeze solution prepared by mizing equal volumes of ethylene glycol, C2H6O2 (density 1.12g/cm^3) with water (density 1.00 g/cm^3). Estimate the freezing point of the mixture
CH3OH burns in oxygen (O2) to from carbon dioxide (CO2) and water(H2O). Equal masses of ten grams of gaseous CH3OH and O2 are placed in an evacuated flask of five litres at the temperature of 25 degrees celsius.
The precipitate formed was washed and dried .Its mass was 0.287g.Find the mass of NaCl in the initial sample.
Which do you think would be larger and why? The first ionization energy, IE1, of Ne,The second ionization energy, IE2, of Na
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