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A particular coal contains 2.6% sulfur by mass. When the coal is burned, it produces SO2 emissions which then reacts with calcium dioxide to form solid calcium sulfite. If the coal is burned in a plant that uses 1784 tons of coal per day what is the daily productionof calcium of sulfite in Kg (assumed 1ton= 2000lbs)
One method of estimating the temperature of the center of the sun is based on the assumption that the center consists of gases that have an average molar mass of 2.00 g/mol.
sodium-24 is a radioistope with half life of 15 hours. A sample of pure sodium-24 has an inital mass of 400.0 g. what mass of sodium-24 remains after 60 hours?
when liquid water is introduced into an evacuated vessel at 25c some of the water vaporizes. preshydict how the
Calculate OH- of each aqueous solution using the following H3o+ a. 1.0 X 10-7m in OH- b.1.0 x 10-5 in OH-
What is the pOH of a Ba(OH)2 solution made by dissolving 0.081 grams of Ba(OH)2 in enough water to make 286 mL of solution
What are q and w (in kJ) for the reaction of 53.0 g of Na(s) and 48.0 g of Cl2(g) to produce NaCl(s) at 1 atm and 298K
What observed rotation is expected when a 1.02 M solution of (R)-2-butanol is mixed with an equal volume of a 0.510 M solution of racemic 2-butanol
The average distance between planet X and Earth is about 2.59 x 108 miles. How long (minutes) would it take pictures transmitted from a space vehicle on Planet X's surface to reach Earth
the volume of blood in the body of a certain deep-sea diver is about 6 l. blood cells make up about 55 of the blood
The indicator propyl red has Ka = 3.3 × 10-6. What would be the approximate pH range over which it would change color?
for a certain chemical reactiondelta h -156kj . assuming the reaction is at equilibrium classify each of the following
Will a red blood cell undergo crenation, hemolysis, or no change in each of the following solutions
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