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Calculate the concentration of nonelectrolyte solutes in the human body if the osmotic pressure of human blood is 7.3 atm at normal body temperature.
π= Osmotic Pressure
i = van't Hoff
M = Molarity (mol/L)
R = 0.08206 L atm/mol K
T = Temperature (K)
You need to prepare an acetate buffer of pH 5.73 from a 0.797 M acetic acid solution and a 2.10 M KOH solution.
A solution of ammonia and water contains 2.70×1025 water molecules and 8.50×1024 ammonia molecules. How many total hydrogen atoms are in this solution
2Cu(s) + S(s) ? Cu2S(s) If the mass of the Cu2S formed is 1.17 g, what mass of copper should have reacted?
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a 40-year-old manager at a prominent legalfirm in l.a. experiences abdominal pain post lunch. he goes to therestroom a
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What is the molar solubility of silver bromide in a solution that also contains 0.050M Ag+ ions at 25 °C? The Ksp of AgBr is 5.4 × 10-13.
A sample of gasoline was run through the GC yielding several peaks indicating the components that made up the gasoline mixture. Uncertain of the amount of benzene in the gas, a pair of students taking instrumental analysis does an experiment using..
What wavelength lambda should the astrophysicist look for to detect a transition of an electron from the n= 7 to the n=3 level
Draw the molecular orbitals for the following molecules CH20. Label the hybridization of all non-hydrogen atoms
what does it mean to say that a solution is saturated with a solute? select all that apply. a saturated solution is one
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