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Question- Describe why in mid-morning when you look in the general direction of the sun, the air would be hazier while the same air appears blue when you turn around and look away from the sun.
Solve the above problem and provide steps with explanation
given that the normal melting point of cyclohexane is 6.47 degree C and the enthalpy of fusion at this temperature is 2.68 kJ/mol. State any assumptions or approximations made.
Explain Threshold / NOEL Levels of Chemical Toxins, What is the maximum average daily consumption(g) of such fish that would keep exposure level below the ADI or RfD for the compound?
Gasoline is composed primarily of hydrocarbons, including many with eight carbon atoms, called octanes. One of the cleanest-burning octanes is a compound called 2,3,4-trimethylpentane, which has the structural formula shown in the figure.
compute the momentum of a water molecule at normal conditions assuming its kinetic energy mv2 2 is equal to 3kb t2.
what are the h3o and oh- concentrarions in a 125 ml solution prepared with 0.100 mol pf naoh and
Which of the following is the best choice below for preparation of a .10M buffer solution required to maintain a ph of 3 and WHY. Why aren't others suitable.
1 a. in determining the percent acetic acid in vinegar the mass of each vinegar sample is measured rather than volume.
Demonstrate how you could prepare each of the following compounds from Propane and any necessary organic or inorganic reagents.
a certain first-order reaction has a rate constant of 8.80times10-3. how long will it take for the reactant
A container holds 2,0 of gas. the total average change in KE of gas molecules in the container is equal to the the sum of KE of an 8,0x10^-3 -Kg bullet with speed of 770 m/s.
Which of the following hast the greatest buffer capacity. a)0.40 M CH3COONa/0.20 N CH3COOH, b) 0.40 M CH3COONa/0.60 M CH3COOH, and c) 0.30 M CH3COONa/0.60 M CH3COOH
A cylinder of free volume 10ft3 is divided into two compartments by a piston. Originally the piston is at one end and the cylinder contains 2lb of steam at 150C. Air from a supply main at 200lb/in2 and 15C is then admitted slowly via a throttle va..
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