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Depict the structures of the four bromoalkenes with the molecular formula C5H9Br that have an unbranched carbon chain and that show chirality however not E,Z isomerism.
A hypothetical three step metabolic pathway consists of intermediates W, X, Y AND Z and exzymes A, B, AND C. Assume the order of the enzymatic steps in the pathway from the subsequent information:
Suppose 50.0 ml of 0.25 m COCL2 solution is add to 25.0ml of 0.350 m NiCl2 solution calculate the concentration, in moles per liter , of each of the ions present after mixing . assume that the volumes are additive.
A pure gold ring and pure silver ring have a total mass of 15.7 g. The two rings are heated to 65.3 degree celcius and dropped into a 13.3 mL of water at 21.2 degree celcius. When equilibrium is reached, the temperature of the water is 23.3 degree..
calculate deltas universe for the decomposition of 1 mol of liquid water to form gaseous hydrogen and oxygen. is this
If 0.430 mol of each reactant is placed in a 0.500 L flask at 600 K, explain what are the concentrations of all three substances at equilibrium Kc = 4.95 at this temperature
What volume of {\rm HCl} solution with a {\rm pH} of 1.0 can be neutralized by 1 dose of milk of magnesia. (Assume two significant figures in your calculations.)
If equal masses of N2 and H2 (7.00 grams each) are combined to produce ammonia NH3, how many grams of ammonia could be produced at maximum yield.
Calculate the E0 for the following reaction by using the standard reduction potentials data in your lab manual. Write net ionic equation and half reactions of Cr2O72- oxidizing Sn2+ in acidic aqueous solution. Find an calculate their E0
finds the antilog ratio of acid and base and determines that for every 1ml of acid she needs 2.29 ml of acid. what is the final concentration in molarity of the sodium acetate and the acetic acid?
What was the initial concentration of COCl2?
A buffer solution is prepared by adding 5.50 g of ammonium chloride and .0188 mol of ammonia to enough water to make 155 mL of solution . What is the pH of the buffer?
Tritium is radioactive, decaying by electron emission with a half-life of 12.5 years. What is the value of the decay rate constant for tritium in units of "per minute" or "minutes^-1"
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