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The concentration of NaCl in solution is 0.25 M. What volume of solution contains 5.0 g NaCl. A. 1.4 L B. 73 mL C. 340 mL D. 2.9 L
Describe at least four methods that could be used to attempt to separate the oil and water at home. Based on the four methods postulate which method would work better than the others.
If you wanted to prepare a solution of CO in water at 25 in which the CO concentration was 2.1 mM , what pressure of CO would you need to use
If the copper is drawn into wire whose diameter is 8.50 mm , how many feet of copper can be obtained from the ingot? The density of copper is 8.94 g/cm^3 .
Determine the characteristic wavelengths if an electron are accelerated through an electric potential to a kinetic energy of 18kev.
a metal sulfide, M2(CO3)3, has a Ksp of 4.15 x 10^-42. What is the molar solubility of this sulfide in water? Assume the sulfide dissolves ideally (ignore hydrolysis effects).
Hg(NO3)2(aq) + Na2S(aq) --> HgS(s) + 2 NaNO3(aq) If 50.0 mL of 0.0100 M Hg(NO3)2 is reacted with 20.0 mL of 0.100 M Na2S, how many grams of solid HgS will form
Determine the correct formula for this compound; use the "rule of 13" and substitute in O's and N's to generate the possible formulas (ie do not simply use online software to do this problem).
Consider the balanced chemical reaction shown: 4PH^3 (g) + 8O^2 (g) ---> 6H^2O (l) + 1P^4O^10 (s) In a certain experiment, 8.92g of PH^3 reacts with 9.60g of O^2(g)
Our quality control department is being moved to a different location and will not be able to handle any projects for a few weeks.
Ammonia is among the top ten synthesized compounds. Its many uses include the manufacture of ammonium nitrate and other fertilizers.
Amixture of nitrogen and water vapor is admitted to a flask whichcontains a solid drying agent. Immediately after admission, thepressure of the flask is 760 mm Hg.
The half-life of carbon-14 is 5730 years. Therefore, 5730 years after being cut from a tree, a piece of wood will have 50.0 % of the carbon-14 that it had originally. What percentage of the original carbon-14 will remain in the wood after another 5..
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