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A balloon is floating around outside your window. The temperature outside is 21 degrees celsius, and the air pressure is 0.800atm . Your neighbor, who released the balloon, tells you that he filled it with 3.30 moles of gas. What is the volume of gas inside this balloon?
How does bright light differ from dim light of the same color in terms of photons
Given Heisenbergs uncertainty principle, how can it be that it is so important for quantum mechanics, but not much of a concern for our every day actions
sand and iron particles that are similar in size and color are mixed together in a beaker. what would be the best method of separating the particles?
A sample of nitrosyl bromide (NOBr) decomposes according to the equation 2NOBr(g)-->2NO9g) +Br2 An equilibrium mixture in a 5.00- vessel at 100 degrees celsius contains
The sample is not completely thermally decomposed in the procedure. Will the mole ratio of CaO to CO2 be too high or too low? Explain
A mixture of acetaldehyde CH3CHO and propanal C2H5CHO under basic conditions
2HI(g) ? H2(g) + I2(g) Keq = 0.016. Initially a container contains 0.46 M HI and no product. What is the equilibrium concentration of H2
The Greek mathematician Archimedes is credited with discovering how to verify the amount of pure gold in an irregularly shaped object (e.g., a crown) by placing it in water. How much water should be displaced by a pure gold object having a mass of..
the ph of a 0.50m solution of a weak base is 11.4. what is the value of kb for this
Consider the titration of 88.0 mL of 0.146 M Ba(OH)2 by 0.584 M HCl. Calculate the pH of the resulting solution after the following volumes of HCl have been added.
The pH of a white vinegar solution is 2.29. This vinegar is aqueous solution of acetic acid with a density of 1.09 g/mL. What is the mass percentage of acetic acid in the solution?
Make a flow chart on how a mixture of phenol, benzoic acid, p-nitroaniline and anthracene can be seperated by extraction
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