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Given the following balanced chemical equation Ca(OH)2+2HCl-->CaCl2 +2H2, if 56.7g of calcium hydroxide react completely, how many g or HCl also reacted
Problem- When 2.00 mol of O2 (treated as ideal) are heated at a constant pressure of 4.00 atm, its temperature increases from 260 K to 285 K. Knowing that the molar heat capacity of O2 at constant pressure is 29.4 J•K-1•mol-1
atomic absorption spectrometer was used with the method of standard additions to determine the concentration of cadmium in a sample of an industrial waste stream. For the addition, 10 uL of a 1000 ug/mL Cd standard was added to 10 mL of solution.
The system H2 (g) + I2 (g) ?? 2 HI(g) is at equilibrium at a ?xed temperature with a partial pressure of H2 of 0.200 atm, a partial pressure of I2 of 0.200 atm, and a partial pressure of HI of 0.100 atm.
What happens to the body that allows it to compensate (over this period of time) for the reduced pressure , so that the athletes will not become lightheaded?
The heat energy required to melt 1.00 g of ice at 0 degrees C is 333J. If one ice cube has a mass of 62.0 g, and a tray contains 16 ice cubes, what quantity of energy is required to melt a tray of ice cubes to form liquid water at 0 degrees C
Calculate the free energy change for transferring 1 mol of sodium ions from outside to inside of the cell at the pysiological temperature of 310 K.
naturally occurring iodine has an atomic mass of 126.9045. a 12.3849-rm g sample of iodine is accidentally contaminated
Balanced equations for the reaction of resorcinol in water, resorcinol in toluene, and resorcinol in hexanes. Balanced equations for the reaction of anthracene in the same three solvents.
How many moles of table salt (NaCl) are in a box that has 117 grams of salt? (atomic mass of Na = 23.0; atomic mass of Cl = 35.4)
Discuss some of the underlying reasons for deviation from A=ec during the application of Beer's Law to very diluted
calculate the concentration in molarity of a naoh solution if 30.0 ml of the solution are needed to neutralize 15.0 ml
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