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The osmotic pressure of blood is 7.65 atm at 37 °C. What mass of glucose (C6H12O6 ; 180.2 g/mol) is needed to prepare 2.25 L of a solution that has the same osmotic pressure as blood at 37 °C ? (R = 0.08206 L·atm/mol·K)
A 44 sample of water absorbs 329 of heat If the water was initially at 21.7, what is its final temperature.
what is the speed of a proton in a linear accelerator has a de Broglie wavelength of 159 rm pm
Although Pd (II) complexes with monodentate O-donor ligands are not as plentiful as those with P- , S- and As-donor Ligands
What is the molality of a solution in which 25 g of sodium chloride is dissolved in 2.0 kg of water
What is the empirical formula of the compound if Quantitative analysis of a 5.00-g sample of a gaseous compound yielded the following results: 2.00 g sulfur and 3.00 g oxygen?
A bicycle tire is filled with air to a pressure of 85.0 psi at a temperature of 19°C. Riding the bike on asphalt on a hot day increases the temperature of the tire to 58°C. The volume of the tire increases by 2.8%. What is the new pressure in the ..
What is the percentage ionization of the acid? What is the value of Ka for the acid? 2) Periodic acid, HIO4, is an important oxidizing agent and a moderately strong acid. In a 0.20 M solution
A 335 mL can of soda pop is found to contain 41 g of sucrose. What is the molarity of the solution with respect to sucrose?
A 15.0--mL unknown sample of aqueous acetic acid, CH3COOH(aq), was titrated using 0.800 M NaOH. If the titration endpoint was found to be 20.0 mL.
What is the coordination geometry about the vanadium ion incrystals of the alum? Write balanced equations for each reduction step. Assuming an average current of 1.75amps is passed during theelectrolysis, calculate how long it would take to reduce ..
Explain why alcl3 has a molar heat capacity that is approximately 4 times the molar heat capacity of a metallic crystal.
What chemical tests might be used to distinguish between pentanal and 2- pentanone; between benzyl alcohol and diphenylmethanol?
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