Compute the de broglie wavelength
Calculate the de Broglie wavelength for each of the following.a 57 g ball with a velocity of 35. m/s b an electron with a velocity 12% the speed of light.
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What mass of sucrose should be combined with 462 of water to make a solution with an osmotic pressure of 8.30 at 270 ? (Assume the density of the solution to be equal to the density of the solvent.)
To 333 milliliters of a 0.120 molar Pb(NO3)2 solution, 0.667 milliliteres of 0.435 molar KIO3 is added. Calculate the concentrations of Pb+2 and IO3- in the solution at equilibrium.
What is the concentration of N2 gas at equilibrium when the concentration of NO2 is twice the concentration of O2 gas?
A 2.067-g sample of a monoprotic acid was dissolved in water. It took 25.24 mL of a 0.1578 M NaOH solution to neutralize the acid. Calculate the molar mass of the acid.
A buffer that contains 0.52 M base, B, and 0.33 M of its conjugate acid, BH+, has a pH of 8.78. What is the pH after 0.0032 mol HCl is added to 0.25 L of this solution?
Cortisol, ( M = 362.47 g/mol ), one of the major steroid hormones, is a key factor in the synthesis of protein. Its profound effect on the reduction of inflammation explains its use in the treatment of rheumatoid arthritis. Cortisol is 69.6 % C, 8
A bottle contains 225 mL of insulin at a concentration of 50.0 mg/mL. What is the total mass of insulin in the bottle?
A student mixed 5.00 mL of a nickel(2) chloride solution with 5.00 mL of .100M sodium phosphate and a precipitate formed. How many moles of sodium phospahte were present in 5.00 mL of the solution?
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Respond this discussion visiting the websites they shared and offering additional examples of EBP or alternative views/interpretations
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Potassium has which of the following effects? Need Assignment Help? Group of answer choices lowers heart rate lowers LDL lowers blood pressure lowers blood sug