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Compute the molarity of a solution prepared by diluting 38.70mL of 0.607 M potassium chloride to 139.0mL.
Explain what volume of 1.64 M copper(II) nitrate must be diluted with water to prepare 507.0mL of a 2.16E-2 M nitrate ion solution?
The wave function of an electron in a linear accelerator is given by ?(x)=(cosX)eikx+(sinX)eikx where X is a paramater. What for (linear combination) would the wavefunction
how many liters of hydrogen are obtained from the reaction of 4 g calcium with excess water, at 37 Celsius and 0.962 atm?
a sample of an ethanol-water solution has a volume of 53.7 cm3 and a mass of 50.5 g. what is the percentage of ethanol
Calculate the vapor pressure of water above a solution prepared by dissolving 36.0 g of glycerin (C3H8O3) in 120 g of water at 343 K. (The vapor pressure of water at 343 K is 233.7 torr.)
Construct a simulated 1H NMR spectrum, including proton integrations, for CH3OC(CH2OCH3)3. Drag the appropriate splitting patterns to the approximate chemical shift positions;
What is the identity of the metal if 0.280 grams of the metal is plated out in the electrolysis? Show all calculations.
How do you know when enough sodium sulfate has been added to a combination of organic extracts
Consider the gases CH4, O2, and CO2, all at the same temperature. Arrange the gases in order of increasing average molecular speed. How does the average EK of the gases compare
to prevent corrosion and make paints adhere better some aluminum products are treated with chromiumiii phosphate before
A flask contains a mixture of compounds A and B. Both compounds decompose by first-order kinetics. The half-lives are 55.0 min for A and 26.00 min for B. If the concentrations of A and B are equal initially
Calculate a rough value of the concentration of OH- ion, [OH-], in the saturated solution.The approximate value of the Ksp for calcium hydroxide is 6.510?6
The quantity of acetylene (HC+CH) in a gas mixture was measured by mass spectrometry, in which the signal for mass number 26 is proportional to the volume percent of acetylene. Gas Signal (mV) Blank containing no acetylene 0.2
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