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How will you prepare 10 mL of 0.050 M HCl from a 0.10 M solution of HCl? Assume that you use a 10-mL graduated cylinder (in which volumes can be read to the nearest 0.1 mL).
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?
the solubility of oxygen gas in water at 25degc and 1.0 atm pressure is 0.041 gl. what is the solubility of oxygen in
Can anyone help post a separation scheme for eugenol from cloves using steam distillation first and then extraction
whats the ph of a solution of 1000 mg of vitamin C (176.1 g/mol) in water (Ka = 8*10^5) diluted to 254 mL
What mass of salt would have to be added to 1000.0 mL of water in order to raise the boiling point of the solution by 0.5 C?
The following reaction is investigated (assume an Ideal gas mixture)2N2O(g) + N2H4(g) 3N2(g) + 2H2O(g), Initially there are 0.10 mol of N2O and 0.25 mol of N2H4 in a 10.0-l container, If there are 0.50 mol of N20 at equalibrium
Excessive quantities of wash water are added to the CaC2O4*H2O precipitate. Will the mass of the CaC2O4*H2O be reported too high, too low, or unaffected. Explain
an experiment shows that a 247ml gas sample has a mass of 0.432 gas at a pressure of 752 mmhg and a temperature of 28c.
Silver chromate is sparingly soluble in aqueous solutions. The Ksp of Ag2CrO4 is 1.12x10^-12. What is the solubility (mol/L) of silver chromate
Ethanol (C2H5OH) is produced from the fermentation of sucrose in the presence of enzymes. C12H22O11(aq) + H2O(g) > 4 C2H5OH(l) + 4 CO2(g)
Which statement is true for a reaction with Kc equal to 2.43 × 10-12? A) Increasing the temperature will not change the value of Kc. B) There are appreciable concentrations of both reactants and products.
Calculate the maximum non-expansion work that can be done on the surroundings from the combustion per kilogram of H2(g) at constant pressure and 298.15K.
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