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State the chemical composition of the sterol that is present in high levels in most people who belong to the high-risk group.
Distinguish between the 'good' and 'bad' forms of this sterol.
List four different foods that are sources of the bad form.
Explain the function of the good form of this sterol in the body.
The atmospheric pressure 4.The volume for the vapor to occupy above the liquid 5.The temperature of the liquid
must be added to obtain iced tea at 11.5 C? The specific heat of the tea is 4.18 J/(g*C), and delta H for ice is +6.01 KJ/mol.
2.0 moles of a gas was collected in the lab at a temperature of 1.1 degrees C and a pressure of 9.5 atm. What volume will the gas occupy under these conditions.
An aqueous solution is 22.0% by mass ethanol, CH3CH2OH, and has a density of 0.966 g/mL. what is molality of ethanol
Use metric conversion factors to solve the following problem. A park has an area of 150000 m^2. What is the area in km^2?
What is the concentration of the HNO3 solution? (b) How many moles of NaOH were in excess after the first addition?
Find out the eq molar concentration of SCN- in the system.( Kc=[FeNCS2+]/[Fe3+][SCN-] =271.5)
If 1.87 of acetic acid() reacts with 2.31 of isopentyl alcohol() to give 2.96 of isopentyl acetate(), what is the percent yield of the reaction?
If 28 mL of NaCl reacts completely with 46 mL of 0.44 AgNO3, what is the molarity of the NaCl solution? The reaction is: AgNO3 + NaCl = AgCl + NaNO3
calculate the pH of a buffer solution made by adding 10.0g of anhydrous sodium acetate (NaC2H3O2) to 100 ml of 0.100M acetic acid. sume there is no change in volume on adding the salt to the acid.
magnesium hydroxide is 54.87% oxygen by mass. How many grams of oxygen are in 175g of the compound ?
plot the titration point. make sure there is enough data. F. what indicator wouldyou use for this titration. what color change would you observe.
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