What is the freezing point of a solution containing 543
What is the freezing point of a solution containing 5.43 grams of butane (molar mass = 58.8 g/mole) dissolved in 50.0 grams of octane? The freezing point of pure octane is 25oC and the freezing point depression constant kfp is 3.42 oC/m.
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Of the several landfill alternatives, which are preventative? Which take up the least space? Explain
There are 300 purely competitive farms in the local dairy market. Of the 300 dairy farms, 298 have a cost structure that generates profits of $24 for every $300 invested. What is their percentage rate of return
The fastest pitched baseball was measured at 46 m/s, what force did he produce on the ball during this record-setting pitch
The dissociation equilibrium constants for the protonated form of alanine (a diprotic amino acid H2X+) are ka1=4.6 x 10^-3 and ka2= 2.0 x 10^-10 What is the pH of 50.00 mL of a 0.100 M solution of alanine after 100.00 mL of 0.100 M NaOH has been a
Two particles with charges +4e and -7e are initially very far apart, which is the change in the electric potential energy
Consider an economy that is operating at full-employment level GDP. Assuming the MPC is 0.90, predict the effect on the economy of a $50 billion increase in government spending balanced by a $50 billion increase in taxes.
Take element Z = 57 from the periodic table. Ionize it 56 times so that there is only one electron left orbiting around the nucleus. What is the ground state energy of the electron
A 1.3 g sample of C3H6O is burned completely in excess oxygen to yield CO2 (g) and H2O (l) at 25 C, releasing 41.4 kJ of energy. What is the enthalpy of formation of C3H6O?
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