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An 80-proof brandy is 40.0% (v/v) ethyl alcohol. The "proof" is twice the percent concentration of alcohol in the beverage. How many milliliters of alcohol are present in 750mL of brandy?
Draw all steps in a synthesis that would transform 2-propanol into A, 2, 4-dimethyl-3-pentanol. B, 1-chloro-3-methyl butane
What would be the percent by mass of NaI solution prepared by dissolving 95 g NaI in 450 g water?
How many quartz of ethylene glycol, C2H6O2 (density = 1.116 g/mL). Will have to be added to 5 gal of water (density = 1 g/mL) to protect an automobile radiator down to a temperature of-10 oF?
If the pKa for acetic acid, found in commercial white vinegar is 4.754 at 298 K, then calculate the pH, percent ionization, and pOH of a 0.585 M acetic acid or 5% vinegar solution.
A solution of a weak acid, HA, is prepared by dissolving 4.8 mmol of HA in 10.0 liters of a solution.The following values of absorbances were measured in a 1.0 cm cell in various buffers.
Asteroids are mainly composed of metals like iron and nonmetals like carbon. Briefly explain the differences between metals and nonmetals based on your knowledge of the periodic table.
The rate constant of a chemical reaction increased from 0.100s^-1 to 2.90s^-1 upon raising the temperature from 25.0 degree celcius to 43.0 degree celcius
An ice blue raspberry koolaid package is labeled to conation 6.2g of powered which will make 2 quarts of beverage to make 100ml of solution having the same concentration how much grams of powder needed
A breathing mixture used by deep sea divers contains helium, oxygen, and carbon dioxide. What is the partial pressure of oxygen in this mixture with a total pressure of 101.3 kPa if PHe = 84.0 kPa and PCO2 = 0.10 kPa?
By titration, a water sample which was diluted tenfold had an initial DO of 9.08 mg/L, a final DO of 3.93 mg/L, an initial dilution water DO of 8.29 mg/L and a final dilution water DO of 10.32 mg/L. Calculate the BOD of this sample of water. Give ..
Calculate the concentration in ppm of K present in a solution prepared by dissolving 2.0 g of pure KNO3 and diluting to a volume of 1L
the solubility product constant for aio32is 1.55x10-6. what volume in ml of 5.29x10-2 ms2o32- would be required
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