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The vapor pressure of H2O is 42.175 mm Hg at 35 degree Celsius. The vapor pressure of ethyl alcohol (C2H5OH) is 100.5 mm Hg at 35oC. determine the vapor pressure of a solution prepared by dissolving 250 g of Ethanol in 375 g of water?
Explain why it takes longer time when anyone cook an egg in boiling water while camping at in elevation of 0.5km in the mountain than it does it home.
Write down a lewis structure for SbCl5 and also explain Does the the octet rule is obeyed by this molecule Explain how many grams would 3.01 * x10 23 atoms of tellurium have?
The reaction between white phosphorous and oxygen produces solid tetra phosphorus decoxide (P 4 O 10 ).
To calculate the number of molecules of a gas using ideal gas law and Avogadro's number - How many ozone molecules are present in 1.0 L of air under these conditions?
Find the volume of FeSO4 solution - What volume of 0.200M FeSO 4 solution would be required to react with 20.0mL of 0.250M KMnO 4 according to the following equation?
Determine the partial pressure of each gas in a mixture of gases using Dalton's law of partial pressures
Determine what mass of titanium displaces 65.6mL of H 2 O at the temperature 25 degree Celsius if the density of titanium metal is 4.51 g/cm 3 at the temperature of 25 ° C .?
What is the theoretical yield of SO 3 produced by the quantities described in Part A and How many Oxygen molecules are required to react with 7.82g of S?
In which compound does sulfur have the highest oxidation number a)Na2S2O3 b)NaHS c)H2S d)KHSO3 e) CuSO4
Determine how many grams of sodium chloride are required to prepare 250. mL of this solution. (if given the density of the saline solution is 1.0 g/mL)?
Determine the trend in sizes of the ions O 2- ,N 3- , F - and also explain why does the trend exist? Also describe which of the molecules contains polar covalent bonds but is NOT itself a polar molecule?
calculate the estimated ratio of the protonated form of acetylsalicylic acid to the deprotonated form of aspirin at equilibrium in the stomach? acetylsalicylic acid(Aspirin) is a weak acid with a pKa = 3.4, Stomach acid has pH = 1.4.
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