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51.0 mL of a 1.40 M solution is diluted to a total volume of 208 mL. A 104-mL portion of that solution is diluted by adding 141 mL of water. What is the final concentration? Assume the volumes are additive.
Determine the temperature change is caused by heat energy and using a beaker that contains 100 mL of H 2 O thermally insulated from its surroundings, one mol of solid CaCl 2 is mixed and solution is stirred
explain why the carbonyl group co groupof methyl benzoate is a m-directing group. would you expect methylbenzoate to
calcium nitrate and ammonium fluoride react to form calcium fluoride dinitrogen monoxide and water vapor. what mass of
when taking a tlc plate and recording the Rf values what must you always write down in order for someone else to be able to reproduce your work
Calculate the linear momentum of a pickup truck that has a mass of 1000 kg and is traveling eastward at 20 m/s. A small car with a mass of 900 kg travels northward at 30 m/s. Does the car have more or less momentum than the truck, and how much mor..
How much heat was given off during combustion fo the sample of pentane. What is the heat of combustion, in kilojoules, per gram of pentane
the reaction between all trans lycopene and iodine. Write a feasible mechanism.
During the late 1800's, hard rock miners replaced candles with carbide lamps for work in mine shafts. The lamps worked by dripping water onto calcium carbide that generated acetylene gas (H2C2) that was burned.
oxygen are required to react with 5.62 mol nitrogen to produce dinitrogen trioxide?
A driver's speedometer says his car is going 60 miles per hour (mph) when it's actually going 62 mph. Calculate relative and absolute error.
what is the pH of a solution made by mixing 30.00mL of .10M acetic acid with 40.00 mL 0f .10M KOH? Assume the volumes are additive and Ka=1.8*10^-5 for CH3CO2H
understanding the basics of thermal chemistry.1. the second law of thermodynamics indicates that a system.a. tends to
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