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A curve of radius 78 m is banked for a design speed of 90 km/h
If the coefficient of static friction is 0.35 (wet pavement), at what range of speeds can a car safely make the curve? [Hint: Consider the direction of the friction force when the car goes too slow or too fast.]
Express your answers using two significant figures separated by a comma.
Explain how does the relative strength of the intermolecular forces between gas particles affect the gases deviation from ideal behavior
describe the octet rule in terms of noble gas configurations and potential
KEtones also undergo the aldo condensation, although a succesful reaction often requires "enhanced" conditions, since the addition involves an unfavorable equilibrium constant.
the products formed when nitroglycerin undergoes hydrolysis
what is the photoelectric effect? what can you conclude about the nature electrons in an atom from this phenomenon?
During an experiment, a student mixed 14.5 mL of a .5 M sodium flouride solution with 15.6 mL of a .750 M hydrofluoric acid solution. The measured pH was 3.24. Calculate the pKa.
If I have 2.4 moles of gas held at a temperature of 97 C and in a container with a volume of 45 liters, what is the pressure of the gas
chloromethane gas (CH3Cl) at 20.0 degrees celsius and 0.973 atm pressure. The molar mass of a chloromethane is 50.5 g/mol.
Drinking water in the USA cannot exceed 0.5 ppm mercury. What mass of mercury is present in 2.4 L of water at this concentration
Problem- Crystalline KCl has S*=83J/mol K and crystalline CaO has S*= 55 J.mol k. What accounts for the larger disorder in the KCl crystals. a) Repulsive forces are larger for CaO
Calculate the activation energy of a reaction whose rate constant is 4.22 x 10?4 s?¹ at 25°C and 4.54 x 10?4s?¹ at 45°C.
given that mercury has a delta hvap of 59.11 kjmol and its normal boiling point is 356.7 degrees c calculate the vapor
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