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A pair of enantiomers is named below. For each stereoisomers, draw the structure. Be sure to specify the stereochemistry via wedge-and-dash bonds.
(R)-5,5-dibromo-3-fluoro-2-methyl-3-hexanol
Suppose a 500 mL solution contains 0.50 millimoles of Co(NO3)2, 100.0 millimoles of NH3, and 175.0 millimoles of ethylenediamine. What is the concentration of Co 2+ (aq) in the solution?
what is the percent by mass of a solution on made by dissolving 163 grams of table sugar in 755 grams of water.
Calculate the values for T (in K), w, delta U, and delta S. Neglect PV quantities for water and assume ideal behavior for water vapor.
when 0.800 grams of NaOH is dissolved in 100.0 grams of water, the temperature of the solution increases from 25.00 degree to 27.06 degree .
How many grams of KCl would be required to react with 420 mL of 0.42 M AgNO3 solution?
you are a manufacturer of antacids. you could use either mg (oh)2 or al(oh)3 in your formulation. you can buy either of these for $2.00 per pound.
Nitric oxide, sometimes used in the treatment of lung disease in premature children, is provided to the healthcare professionals as a solution of NO in nitrogen.
A 12.0g- sample of a gas has a volume of 5.25g at 28 celcius and 757mmHg If 2.7g of the same gas is added to this constant 5.25L- volume and the temperature raised to 64 celsius, what is the new gas pressure?
A student makes 215 mL of a 3.15M solution of Na2SO4. he then forgets to seal it and some water evaporates overnight. When he comes back int he morning, the volume of the solution is only 205 mL. What is the molarity of the solution after the wate..
how much energy would be required to raise the temperature of 75.0 g of water from 25 c to 75 c
Calculate the mass of water formed by the complete reaction of 935 g of propane (C3H8) with excess oxygen. (Write a balanced equation)
For each line in the hydrogen spectrum, how do you deduce n2 (the upper state) and n1 (lower state) and if you could record the absorption spectrum of hydrogen gas, what would it look like?
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