BioPHYSICAL chemistry
Other common units of pressure are the bar and Torr. The bar is equal to 100,000 Pa and so is very close to 1 atm: 1 atm =101.32 ...
Ocean vents are found at a wide range of depths; for example, vents at 30 m are found off the coast of New Zealand, and the deep ...
The preferred temperature of living organisms varies tremendously. Warm-blooded mammals prefer a fixed temperature, whereas cold ...
of gas in a chamber the pressure will increase. These observations lead to the ideal gas law: PV=nRT (1.12) In this equation, R ...
temperature increases, the average motion of each air molecule increases. The increase in speed of each molecule results in a de ...
Kinetic energy of gases In the ideal gas model, the gas molecules are considered to move randomly with a wide range of speeds wi ...
10 CHAPTER 1 BASIC THERMODYNAMIC AND BIOCHEMICAL CONCEPTS Derivation box 1.1 Relationship between the average velocity and press ...
The force exerted on the walls is equal to the mass times the acceleration, or equivalently, the rate of momentum change. Since ...
to be the ideal gas equation except that the volume Vis reduced by the quantity nb. The inclusion of a term that reduces the vol ...
The sudden decrease in pressure causes a rapid expansion of the volume of the gas. Since the expansion is competing against the ...
mechanics. In general, cells from prokaryotes or bacteria tend to be simpler than those from eukaryotes. Cells are the structura ...
regions of the lipids are exposed to aqueous environments and the hydro- phobic regions are buried. Proteins are embedded within ...
16 CHAPTER 1 BASIC THERMODYNAMIC AND BIOCHEMICAL CONCEPTS COO H 3 N C H H C CH 2 CH 3 Isoleucine (Ile, I) CH 3 COO H 3 N C H ...
These groups have distinctive properties such as charge and polarity. The structure of the 20 standard amino acids are shown in ...
group. Phenylalanine and tryptophan are highly hydrophobic and usually buried within proteins. Tyrosine is less hydrophobic due ...
The variable part of the chain is the identity of the base at each position, or the sequence. In 1953, James Watson and Francis ...
Problems 1.1 A cube is placed on the ground. The density of the material of the cube is 1 kg/l. What is the pressure exerted on ...
Part 1 Thermodynamics and kinetics ...
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Classical thermodynamics was developed during the nineteenth century and remains a cornerstone for understanding the properties ...
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