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What is the freezing point in of a solution prepared by dissolving 4.80 of in 110 of water? The value of for water is 1.86 , and the van't Hoff factor for is = 2.7.
Determine the V of a voltaic cell (E°cell) if it is required to do 5.43 × 10¯3 Kilo Joule of work when a charge of 2.50 C is transmitted.
n2h4l o2g reverse reaction arrow n2g 2 h2olcalculate the k value associated with the reaction at 25 degrees celcius
Three gases (8.00 g of methane, 18.0 g of ethane, and an unknown amount of propane were added to the same 10.0-L container. At 23.0 degrees C, the total pressure in the container is 4.50 atm. Calculate the partial pressure of each gas in the conta..
When a student chemist transferred the metal to the calorimeter, some water splashed out of the calorimeter. will this technique error result in the specific heat of the metal being reported too high or too low
determine the molarity of a saturated nai sodium iodide solution aqueous formed as twenty five degree celsius
if 25.00mL of .2500 M formic acid is titrated with 25.00mL of .2500 M NaOH, what is the pH at the equivalence point? the Ka for formic acid 1.8x10^-4.
Consider the reaction Br2(g) 2 Br(g), which is endothermic as written. What would be the effect on the equilibrium position of decreasing the temperature
What is the molarity of a solution made by dissolving .34 moles of NaCl in 455 mL of water?
6.3 ml aliquot of 0.0529 m h2so4 aq is to be titrated with 0.0411 m naoh aq. what volume ml of naoh will it take to
the specific heat of ethanol is 2.44jg times degrees celcius. how many kilojoules of energy are required to heat 50.0 g
15.0 moles of gas are in a 8.00 litre tank at temperature of 24.6 degree celsius . calculate the pressurenbsp
A 1.5991 g sample of a hydrocarbon is combusted to give 1.6918 g of H2O and 5.1661 g of CO2. What is the empirical formula of the compound
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