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At a particular temperature the equilibrium constant for the reaction: H2(g) + F2(g) ? 2HF(g) is K = 36.0. A reaction mixture in a 10.00-L flask contains 0.42 moles each of hydrogen and fluorine gases plus 0.15 moles of HF. What will be the concentration of H2 when this mixture reaches equilibrium?
A mixture of ammonium chloride and sand is placed in an evaporating dish and massed at 56.246g. The mixture is heated, driving off the ammonium chloride and massed again
0.2 grams of HCl is dissolved in 0.8 grams water. the density of the solution formed 1.10 g/mL. What is the molarity of the solution
Important information about Molarity, You have 20 ml of 10% Bromophenol Blue (BPB). Using a 10% stock, how would you prepare 5 ml of a 0.2 % stock?
Propose a reasonable reaction mechanism for the sodium hypochlorite oxidation of 3-heptanol. Give the IUPAC name of the expected product. What other oxidizing agents may be used to carry out this oxidation
Dilute solutions of sodium chloride(NaCl), Sodium sulfate(Na 2 SO 4 ), and Sodium sulfide (Na2S) are available to separate the positive ions from each other., in which order the solutions should be added In order to effect separation?
What is the pH of the solution created by combining 8.00 mL of the 0.10 M base with 8.00 mL of the 0.10 M acid
Is strategic behavior important in this market pharmaceutical drugs. Avoid answering any of the questions with a quote.
upon evaluating the contents of a solution, declared that it was a 32 molar solution of ethanol in water. Why is this incorrect?
Suppose that 28 g of gold is initially at 29.0 degrees celsius. What is the final temperature gold upon absorbing 2.25 kJ of heat?
If the average fractional energy loss per collision in a material is 0.75, what will be the energy for a 1.98 MeV neutron after: A) 4 collisions? B) 19 collisions
Plot on the same graph the indicator diagrams for the isothermal reversible expansion of (a) a perfect gas, (b) a Van der Waals gas for which a=0 and b=5.11 x 10^-2 dm3 mol -1, and (c) a Van der Waals gas for which a=4.2 dm6 mol-2 and b=0. Take Vi..
what would happen to the average kinetic energy of the molecules of a gas sample if the temperature of the sample
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