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State the freezing point on the graph of temperature vs. time? This is not the same for every solution
what volume of 0.684 m mno4- solution is required to react completely with 27.50 ml 0f 0.250 m fe? this is an
Describe and explain the possible effect on your results of the following experimental errors or variations. In each case specify the component(s) whose percentage(s) would be too high or too low.
The molar mass of corn oil is 890g/mole. How many moles and how many grams of sodium hydroxide are required to react with the 15mL (13.7g) of corn oil? Show your calculations.
Reaction rate laws are frequently used to investigate reaction mechanisms. Would your results to this experiment be consistent with either or both of the following mechanisms
Chlorine gas can be produced commercially by passing an electric current through a concentrated solution of sodium chloride (brine).
At what ph would you carry out an electrophoresis experiement if you wanted to seperate a mixture of lysine
If the most common monosaccharides have the formula C6H12O6, why do the resulting disaccharides have the formula C12H22O11, rather than C12H24O12
The heat combustion of ch4 is 890.4 the heat capacity of h20 is 75.2. find the volume of methane measured at 298k and .690atm reauired to convert
If a sample of oxygen that occupies 1.00 x10^6 mL at 575 mmHg is subjected to a pressure of 1.25 atm, what is the final volume of the the sample?
how many grams of water can be cooled from 33 to 20 by the evaporation of 37 of water? the heat of vaporization of
Determine the pH (to 2 decimal places) of a 3.78×10-2 M solution of sodium hydrogen carbonate. If the 5% approximation is valid, use the assumption to compute pH.
What is the product formed when 2-methly-2-butene is treated with NBS and light. What is the product formed when 2-methly-2-butene is treated with CL2 and heat
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