Final temperature of the gold
A 4.40 g nugget of pure gold absorbed 252 J of heat. What was the final temperature of the gold if the initial temperature was 25.0°C? The specific heat of gold is 0.129 J/(g·°C).
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If 12.5 g of CCl3F is enclosed in a 1.1 -L container, will any liquid be present? What is the mass of the liquid? The vapor pressure of CCl3F is at 300 K is 856 torr
If the solubility of a particular solute is 24.3 g/100 g H2O at 20°C, which of the following solution concentrations would represent a supersaturated aqueous solution of the solute?
compound contains 69.94 percent iron and 30.06 percent oxygen. What is the molecular formula if the molar mass of the compound is 199.55 grams per mole?
The initial bond formation in the covalent intermediate in the chyomotrypsin catalyzed reaction is between a. serine and the carbonyl in the peptide backbone.
Why does Woodrow Wilson believe that autocratic governments, not democratic ones, are the cause of wars?
What mass of sucrose should be combined with 543 g of water to make a solution with an osmotic pressure of 8.00 atm at 285 K? (Assume the density of the solution to be equal to the density of the solvent.)
Calculate the amount of heat transferred when 44.0 g of CH3OH(g) is decomposed by this reaction at constant pressure.
The mechanisms of aspartate protease catalysis is proposed to be a. covalent nucleophilic catalysis b. covalent electrophilic catalysis c.
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