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If a 2 m telescope is observing a wavelength of 600 nm, what is the smallest resolvable angle in arc seconds?
Describe and explain four ways in which and industrial chemist could increase the yield of nitrous oxide.
Select a phospholipid and use it to illustrate the action of phospholipase A2 and discuss the structural ramifications of this reaction on the membrane.
A 0.021 mol sample of a weak acid, HX, is dissolved in 575 mL of water and titrated with 0.41 M NaOH. After 29 mL of the NaOH solution has been added, the overall pH = 6.074. Calculate the Ka value for HX.
how much heat in kj is required to warm 12.0 g of ice initially at -13.0 degree celcious to steam at 114.0 degree
An aqueous solution of KI has a freezing point of -1.70 C and an osmotic pressure of 26.5 atm at 25.0 C. What is the density ?
For a given sample of CH_3OH, the enthalpy change during the reaction is 82.1 kJ. How many grams of methane gas are produced
After 200 seconds has passed, what is the concentration of sulfates in the drinking water sample.
Determine the rate constant for the reaction at the temperature of 75 degree celsius?
How many stereoisomers are possible for 3-methyl-1,2-cyclopentanediol. (b) Name the stereoisomers formed by oxidation of (R)-3-methylcyclopentene with osmium tetroxide.
In a beaker, I mix 50 ml of 3 M HCl with 100 ml distilled water. Both fluids are at 25 C initially. (Cp mix =. 0.985 cal/g-C) a. what is the final T.
The wastewater solution from a factory containing high levels of salts needs to be diluted before it can be released into the environment. Therefore, two containers of waste solution are separated by a semipermeable membrane and pressure is applie..
Explain how it is that the concentrations of chloride ions in these beakers are different even though the concentrations of each substance(compound) are the same.
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