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How much time will it take a car travelling at 88 km/hr (55 mi/hr) to travel 500km? Show work for credit and include final units.
What conformational relationship between the Cl and F atoms in 1-chloro-2-fluoroethane will result in the greatest molecular dipole moment
1. a fixed amount of gas at 20 degrees celsius occupies a volume of12.0l under pressure of 650 torr. calculate its
Explain why an object whose color is purple actually absorbs visible light in the green wavelength region.
While resting, the average human male consumes 200 mL of oxygen per hour at 25 degrees Calcius and 1.00 atm for each kilogram of weight. The number of moles of oxygen are unknown and if the oxygen is consumed by a 70.0 kilogram man while resting f..
A 1.75 L container filled with CO2 gas at 25°C and 225 kPa pressure springs a leak. When the container is resealed, the pressure is 185 kPA and the temperature is 10°C. How many moles of gas were lost?
At 25 °C only 0.0220 mol of the generic salt AB2 is soluble in 1.00 L of water. What is the Ksp of the salt at 25 °C?
What mass of oxygen (in grams) reacts when 13.2 g of methanol (CH3OH) are combusted in oxygen to produce carbon dioxide and water
A piston exerting a pressure of 1.00 atm rests on the surface of water at 25 degrees C. The pressure is reduced reversibly such that 10.0 g of water evaporated and adsorbed 22.2 kJ of heat. Calculate w, q, change in U and change in H.
For each of the subsequent molecules, offer a Lewis structure, comprising resonance and formal charge. Forecast the electron-domain geometry, the molecular geometry, and the hybridization of the central atom.
Problem- What are the coefficients of the reactants and products in the balanced equation above? Remember to include H2O(l) and H+(aq) in the appropriate blanks. Your answer should have six terms.
with this balanced equation of copper carbonate calculate the concentration of copper in solution
Which of the following solvents, hexane, methylene chloride, acetone, or methanol will give the best seperation on a TLC plate of a mixture composed of
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