Examlex
A solution is prepared by dissolving 0.60 g of nicotine (a nonelectrolyte) in water to make 12 mL of solution. The osmotic pressure of the solution is 7.55 atm at 25 °C. The molecular weight of nicotine is ________ g/mol.
Personalities
The combination of characteristics or qualities that form an individual's unique character and behavioral patterns.
Issues
Topics or problems that are under discussion or are subject to debate, often requiring resolution or decision.
Military-Industrial Complex
A term denoting the close relationship between a country's military and the defense industry to influence public policy.
Cold War
A period of geopolitical tension between the Soviet Union and the United States and their respective allies, from the end of World War II in 1945 until the dissolution of the Soviet Union in 1991.
Q12: The conjugate base of H<sub>2</sub>PO<sub>4</sub><sup>-</sup> is _.<br>A)PO<sub>4</sub><sup>-3</sup><br>B)H<sub>2</sub>PO<sub>4</sub><br>C)H<sub>3</sub>PO<sub>4</sub><br>D)HPO<sub>4</sub><sup>-2</sup><br>E)none
Q18: A saturated solution _.<br>A)contains as much solvent
Q27: A solution contains 15 ppm of benzene.
Q36: The K<sub>eq</sub> for the equilibrium below is
Q45: A gas originally at 27°C and 1.00
Q47: The ease with which the charge distribution
Q63: Chromium crystallizes in a body-centered cubic unit
Q84: A burning splint will burn more vigorously
Q119: The mechanism for formation of the product
Q142: Formation of solutions where the process is