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The LD for a drug is the dose that would be fatal for 50% of the population. The LD for aspirin in rats is 1.75 grams per kilogram of body weight. Compute how many aspirin tablets a human weighing 155 pounds would have to take to reach this dosage. (1 aspirin = 5 grains = 325mg).
What is the molecular weight of a volatile liquid, if .50 g of the liquid fills a 100 mL flask as a gas at 25 degrees C and 1.0 atm pressure
Starting with a sample of (R)-2,3-dimethylhexan-3-ol, provide the best synthesis of (R)-3-chloro-2,3-dimethylhexane
What range of magnetic field strength would be required to cover the mass range between 16 and 625, for singly charged ions, if the accelerating voltage is held constant?
What would be the mass of teh magnesium hydrooxide produced per reaction in the above equation if the % yeild was 88.5%
A student tried to make a buffer of pH 4.0 using sodium acetate and acetic acid. The initial pH of the buffer solution was 3.9. How should the student adjust the pH to the desired value?
can someone please answer these questions regarding the endo and exo products formed through two different transition states in the reaction between furan and maleic anhydride.
What NaCl concentration results when 214mL of an .087M NaCl solution is mixed with 517mL of a .250M NaCl solution
we had used a red dye, what changes would you make in your experimental procedure to determine the rate law for the oxidation of the red dye by sodium hypo-chloride?
the amino acid glycine c2h5no2 is one of the compounds used by the body to make proteins. the equation for its
State condensed structural formulas for all five carbon aldehydes and ketones and the molecular formula is C5H10O
Assume an arteriole has a radius 0.005 cm and a length of 0.05cm. Assume the pressure drop across thei aretiole is 50 mm Hg. Calculate the flow Q in cubic meters per second through this arteriole. Assume viscosity of blood is 0.04 P
a 0.050 molar solution of a weak monobasic (accepts one proton) substance, B has a pH of 10.98 Determine the ionization Constant Ka of this acid.
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