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Cholesterol in blood is measured in milligrams of cholesterol per deciliter of blood. If the average adult has 6.0 liters of blood, how many grams of cholesterol would be in the blood of an average adult with a cholesterol reading of 185 mg/dL? Density of blood = 1.020 g/mL
The initial volume of the balloon is 5.00 , and the pressure is 760. The balloon ascends to an altitude of 20, where the pressure is 76.0 and the temperature is 50. What is the new volume, of the balloon in liters, assuming it doesn't break or leak
One constitutional isomer of C2H4O2 has a pka of 40 while another has a pka of 5. Show lewis structures for each isomer and assign correct pka while succinctly explaining why the disparity in pka values.
What is the percentage purity of your ldh column fraction? 2. How many total mg of ldh are there in your column fraction?
3.60 g of liquid methanol ch3oh is placed in an empty 20.0 l container at 45.0degc. if the volume of the container is
A variation of this experiment uses a balloon as the container for the carbon dioxide. Describe any additional measurements that you must make in order to find the molar mass by this method.
Calculate the pH of a solution that is 1.20×10^?3 M in HCl and 1.00×10^?2 M in HClO2. Express your answer using three decimal places
A 248 gas sample has a mass of 0.433 g at a pressure of 745 mm Hg and a temperature of 28 C. What is the molar mass of the gas?
If 7.85 x 10 to the 24th power Sc atoms react with excess CaO, how many grams of each product will form? You will need to determine the equation of the reaction.
How many equivalents of strong acid/base would you need until half of isoleucine's a-carboxyl groups have been protonated
Problem- would a precipitate of silver acetate form is 22.0 mL of a 0.100 M AgNO3 were added to a 45.0 mL of 0.260 M NaC2H3O? Ksp of AgC2H3O2=2.3x10^-3
The first-order decomposition of N2O5 at 328 K has a rate constant of 1.70. 10-3 s-1. If the initial concentration of N2O5 is 2.88 M, explain what is the concentration of N2O5 after 12.5 minutes
How many grams of MgCl2 would be needed to prepare 2.000 L of a solution that is 197 ppm in Mg2+ ions. Note: there is one Mg2+ ion in every MgCl2.
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