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Why does a sodium street lamp give off a yellow color, whereas a neon light gives off a red color?
write down the conversion factors needed to convert
when 50. grams of ethane gas is burned completely in oxygen. Carbon dioxide and water vapor are produce. How many mole of water vapor are produced?
The lid is tightly sealed on a rigid flask containing 3.50 L H2 at 17 °C and 0.913 atm. If the flask is heated to 71 °C, what is the pressure in the flask?
The specific heat of the liquid is 4.7 J/g.K and the specific heat of the vapor is 2.2 J/g.K. its enthalpy of vaporization is 25.1 kJ/mol. If you heat 4.6 kg of liquid ammonia from -62.0 degrees C to its boiling point of -33.6 degrees C, and then ..
thermal equilibrium is reached, the temperature of the aluminum sample plus water mixture is 29.4 degrees C. What is the specific heat of aluminum
The solubility product for Zn(OH)2 is 3e-16. The formation constant for the hydroxo complex, Zn(OH)4 2- is 4.6e17. What is the minimum concentration of OH- required to dissolve 1.2e-2 mol of Zn(OH)2 in a liter of solution
The production of a critical chemical solution used during kidney dialysis has been delayedbecause one of the two facilities that manufacture the solution was destroyed by a massive fire. As a result, hospitals and clinics are struggling to provid..
Question- Show the major product of the following reaction. Be sure to show any Cis/trans type of stereochemistry ch3ch=cyclopentene + HI -->
The enthalpy of formation of compound X is -612 kJ/mol, and the sole product of its combustion has a enthalpy of formation of -671 kJ/mol. What is the enthalpy of combustion of compound X?
What is the osmotic pressure of a solution made from dissolving 50.0g of glucose rm C6H12 O6 in 250mL of water at 36.0 C
The freezing point of ethanol (C2H5OH) is ?114.6°C. The molal freezing point depression constant for ethanol is 2.00°C/m. What is the freezing point (°C) of a solution prepare bydissolving 50.0 g of glycerin (C3H8O3, a nonelectrolyte) in 200 g of ..
A voltaic cell is constructed with a Mg/Mg2+ (Eo = -2.370 V) half-cell and the Au/Au3+ (Eo = +1.500 V) half-cell. Which statement is correct for the spontaneous reaction
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