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Solution A has a pH of 1 and Solution B has a pH of 12. If you mix 5 L of Solution A and 10 L of Solution B and mix them completely, what is the resulting pH of the 15 L? no chemical reaction takes place when the 2 are mixed together.
The eamount of cadmium in a sample was determined using absorption spectroscopy as an analytical tecnique. Signals from a set of standards were measured and the resulting calibration curve was fit by a straight line with equation
You and a classmate were each given a yellow unknown with a melting point of 110 degrees Celsius. You both ran a TLC on it using ethyl acetate solvent as the mobile phase.
Compare and contrast the nitrogen requirements of microorganisms and higher forms of life, describing how their respective requirements are met
You are given an unkown acid H2A, which has two acidic protons per molecule. A 0.954-gram sample of this acid is titrated with .509M NaOH; complete neutralization of the acid requires 36.04mL of base, Find the molar mass of H2A.
Describe, using Raoult's law and Dalton's law of partial pressure, why the vapor pressure of a pair of miscible ideal liquids will always be somewhere in between the vapor pressures of the pure liquids (at the same temperatures).
1. develop numerical and graphical summaries of data.2.nbspuse regression analysis to investigate the relationship
Execute the following mathematical operations and express each answer in scientific notation with the correct number of significant
a 2.5-l sample of a 6.3m nacl solution is diluted to 75l.what is the molarity of the diluted
General Chemistry: Energy, Volume, Mass, Molarity, and Moles, Benzene is an organic solvent with the formula C6H6. It boils at 80.1 degrees celcius and melts at 5.5 degrees Celsius. Benzene's density is 0.88gm/ml; its heat of vaporization is 30.0 ..
While traveling at this rate of speed, what is the kinetic energy of this vehicle in kilojoules?
How much heat is required to convert 47 g of ethanol at 36 degrees Celsius to vapor phase at 78 degrees Celsius?
suppose 2.8 moles of methane are allowed to react with 5 moles of oxygen? what is the limiting reagent?How many moles of CO2 can be made from this mixture? How many grams of CO2 would produce?
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