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Problem- The men's world record for swimming 1500.0 m in a long course pool (as of 2007) is 14 min 34.56 s. At this rate, how many seconds would it take to swim 0.800 miles? (1 mi = 1609 m.)
I have read my textbook moreover I still don't understand so please provide me a very condensed, simple to know answer?
The mass of a helium atom is 4.0026 amu, and its average velocity at 25 degrees Celcius is 1.36 x 103 m/s. what is the uncertainty (in meters) in the position of a helium atom if the uncertainty in its velocity is 5%
an auto technician spills 85 ml of 2.6 m h2so4 solution from a rebuilt auto battery. how many milliliters of 2.5 m
Alum precipitates to form aluminum hydroxide floc in water at near neutral pH. what is the balanced chemical equation for this process
solution containing 1.00 g of barium nitrate (199.33g/mol) is combined with 500 mL of a solution containing 1.00 g of sodium sulfate (142.03 g/mol)
the solubility of aspirin in ethanol is approximately 40g100ml at room temperature. if you had a 100 yield how many
The element mercury, chemical symbol Hg, has an atomic number of 80. How many protons, electrons and neutrons does an atom of Mercury contain
Determine the volume measured in a buret of a 0.2750M solution of HCl needed to consume all the calcium carbonate in a 2.5 x 1.0 x 0.5 in block.
A possible side product of the aldol reaction of cinnamaldehyde and acetone is the self-condensation of acetone. draw the structure of the side product
the pH at the equivalence point and the pH after adding 6.0 mL of acid beyond the equivalence point
Find the equation for the work of a reversible, isothermal compression of 1 mol of gas in a piston/ cylinder assembly if the molar volume of the gas is given
The pH of a bicarbonate-carbonic acid buffer is 7.80. Calculate the ratio of the concentration of carbonic acid (H2CO3) to that of the bicarbonate ion (HCO3-).
Silver chloride, often used in silver plating, contains 75.27% Ag.Calculate the mass of silver chloride in grams required to make 6.0 g of silver plating.
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