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The heat of solution of lithium carbonate is 3.06kJ/mol solute in 200 moles of H2O. What effect would you expect increased temperature to have on the concentration of Li2CO3 in its saturated solution? Explain.
10.0 grams of sodium bicarbonate reacts with 50.0 mL of 2 M acetic acid, what is the limiting reactant? what reactant is in excess, and by how much? what volumeof carbon dioxide gas would form?
How much heat is required to convert 27.0 grams of ethanol at 28 degrees celcius to the vapor phase at 78 degrees celcius?
Draw a structural formula of an alkene or alkenes (if more than one) that undergo acid-catalyzed hydration and without rearrangement give 1-methylcyclohexanol as the MAJOR product.
A 100g sample of water at 27oC is poured into a 76.2g sample of water at 89oC. What will be the final temperature.
what is the reaction mechanism for the formation of isoamyl acetate from the esterification reaction of isoamyl alcohol and ethyl acetate with a sulfuric acid catalyst?
One piece of copper jewelry at 108 degrees Celsius has exactly twice the mass of another piece, which is at 44 degrees Celsius. Both pieces are placed inside a calorimeter whose heat capacity is negligible. What is the final temperature inside the ca..
A protein has been eluted from a DEAE-cellulose column by washing with a salt-containing solution. Before the protein is subjected to a quantification assay,
How much heat is produced by the complete combustion of 253g of CH4? Ch4(g) +2 O2(g) ----> CO2(g) + 2H2O (g)
How many calories are required to heat 25.0 g of platinum (specific heat capacity = 0.032 cal/g.K) from 24.5 oC to 75.0 oC?
suppose you have 10 ml of 0.10m sucrose solution. you add 90 ml of water to the solution.Do the number of sucrose change? Does the molarity change?
drinking water was determined in seven replicate measurements with the following results (in ppb): 1.84; 1.92; 1.94; 1.92; 1.85; 1.91; 1.97. What is the standard deviation of these measurements in ppb?
How would you change the reaction conditions of acid-catalyzed esterification to favor ester hydrolysis rather than ester formation
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