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In electrochemical series moving down the table the ease of discharge at cathode increases.why?
And what is ease of discharge
atomic radius for Copper ,and assuming the atoms to be rigid spheres,
Acetylene gas is 92.3% carbon and 7.7% hydrogen (by mass), and its molar mass is 26 g/mol. What is its molecular formula?
For CH2CBr2, which geometric isomers do you suppose is energetically most stable; containing less repulsion energy: cis or trans
Suppose that in an alternate universe, the possible values of ml were the integer values including 0 ranging from -l -1 to l + 1 (instead of simply -l to + l). How many orbitals would exist in each sublevel
Presume that your 100-mL tea solution contained 0.30 g of caffeine. If you had extracted with only one 15-mL portion of dichloromethane, Explain how much caffeine would have been left in the water solution
HEPES are synthetic amine compounds that are often used to make buffers for biochemical studies. What is the pH of a 1.0 L buffer solution that is 0.250M HEPES
Make a simple sketch of the shape of the main part of the periodic table, as shown. Ignoring H and He, write a single straight arrow from the element with the smallest bonding atomic radius to the element with the largest.
Compute the molar mass of beta carotene if 10.0ml of a solution containing 7.68mg of beta carotene has an osmotic pressure of 26.57mmHg at 25.0C.
A 14 mL sample of a solution of AlBr3 was diluted with water to 56 mL. A 25 mL sample of the dilute solution was found to contain 2.31 M Br-. What was the concentration of AlBr3 in the original undiluted solution
You are a laboratory assistant for your chemistry course. There are 250 students in the course, and each needs to use 25 mL of a 0.15 M solution of copper sulfate.
What would be the de Broglie wavelength of a helium atom (atomic weight = 4.00 g/mol) moving at 100 m/s ?
cobalt-60 undergoes beta decay has a half life of 5.26 years.a how many beta particles are emitted in 180 s by a
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