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Problem- In an effusion experiment, it was determined that nitrogen gas, N2, effused at a rate 1.812 times faster than an unknown gas. What is the molar mass of the unknown gas?
Please explain why you chose your answer
Forecast Outcome of the following reactions. If a reaction occurs decide the products and balance the equation, if no reactions, say no reaction
A chemist titrates 20.00 mL of 0.2000 M HBrO ( Ka= 2.3 x 10^-9) with .1000 M NaOH. What is the pH? A) Before any base is added? B) When [HBrO] = [ BrO-] C) at the equivalence point
What is the velocity of an electron that has a de Brogile wavelength of 4.22 nm?
Derrick used propane(C3H8) to barbeque during the summer. Please write down the whole combustion reaction and balance the eqation. There are 3.6x10^25 CO2 molecules created, how many grams of oxygen were needed for the reaction
A TLC plate was run in 1:1 ethyl acetate and hexane, but when developed the plate only showed baseline spots. What change could be made to get the spot(s) to move further up the plate
If the fluid inside a tree is about 0.1 M more concentrated in solute than the groundwater that bathes the roots, how high will a column of fluid rise in the tree at 26°C? Assume that the density of the fluid is 1.0 g/cm3. (The density of mer..
Subsequent to 50.0 min, 32.0% of a compound has decomposed. Explain what is the half-life of this reaction assuming first-order kinetics
Question- Draw the organic product formed when ethene oxide (ethylene oxide) is treated with each reagent. In some cases no reaction occurs.
Assume that an esterification reaction is done using 0.10 moles of a carboxylic acid and 1 moles of an alchohol. What is the theoretical yield (in moles) for the reaction
Describe the experiment(s) (as necessary), observations (as necessary), and results (as necessary) which would allow you to distinguish between
How many collisions does a single Ar atom make in 1.0 s when the temperature is 25 C and the pressure is (a) 10 bar, (b) 100 kPa, (c) 1.0 Pa
what will be the heat capacity of a constant pressure, coffee-cup calorimeter that contains 100.0 ml of 3.0 M HCl solution? the density of the sloution is 1.098 g/mL, the specific heat capacity of the HCl solution is 4.1 J/gK and the heat capacity..
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