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If the mass spectrometer produced only the parent mass how might this prove limiting when identifying compounds?
The weight of the product (Hexaphenylbenzene) for this part of the reaction was 2.04 g. What is the percentage yield? What is the overall percent recovery for the three step process?
what is the relevance of half filled and completely filled orbitals in ionisation enthalphy ditermination.
an atom of a certain element has 20 electrons write the ground state configuration of the element
The mixture is cooled to the temperature of liquid nitrogen at which ammonia freezes out and the remaining gas is removed from the vessel. Upon warming the vessel to 0.00 degrees C and 1 atm , the volume is 74.0 cm^3 .Calculate the mole fraction o..
Tell what type of chemical reaction is represented by the following chemical equation.
Sodium-24, a beta-emitter used in diagnosing circulation problems, has a half-life of 15 hours. A. Write the balanced nuclear equation for this emission. B. What fraction of sodium-24 remains after 50 hours
How many grams of TiCl4 are needed to react completely with 155 L of H2 at 435 oC and 795 mm Hg pressure?
A 515 g piece of copper tubing is heated to 95.0°C and placed in an insulated vessel containing 57.0 g of water at 30.0°C.
A solution is 0.10 M in Pb(NO3)2 and 0.10M in AgNO3. Solid NaI is added until the second solid compound is on the verge of precipitating. Which compound precipitates first and what is the I^- concentration when the second compound begins to precip..
Why is it important to not dilute an initial sample before it hasbeen loaded
of an apparatus that could be used to electroplate a ton spoon with Ag. Label the anode and cathode, suggest an electrolyte, and write the anode and cathode half reactions. explain how the process takes place.
You standardize your NaOH solution by titrating a known quantity of sulfamic acid (H2NSO3H) standard. It requires 43.77 mL of the solution to reach the endpoint with 0.4855 g of sulfamic acid. What is the concentration of your NaOH solution
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