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What is the pH of the solution obtained when 135 mL of 0.618 M NaOH is diluted to 16.0 L with water?
The solubility of silver phosphate in pure water and Na3PO4, Silver Phosphate, Ag3PO4, is an ionic compound with a solubility product constant Ksp of 206 x 10 ^ - 18.
What is the volume occupied by 0.265 mol of helium gas at a pressure of 1.32 atm and a temperature of 302 K.
What mass of sodium chloride, NaCl, is needed to make 389. g of a 3.89%(m/m) NaCl solution? (atomic masses: Na = 22.99, Cl = 35.45)
Explain Oxidation of Elements and Their Reactions, Which element is oxidized and which element is reduced in each of the following reactions?
A 10.00 mL sample of a solution of hydrofluoric acid,HF, is diluted to 500.00 mL. A 20.00 mL sample of the diluted solution requires 13.51 mL of a 0.1500 M NaOH solution to be titrated to the equivalence point.
Write the electronic configuration in sublevels for the following atoms
Calcium carbide, CaC2, reacts with water to form acetylene. CaC2(s) + 2 H2O(l) C2H2(g) + Ca(OH)2(s) How many grams of water are needed to react with 473 g of calcium carbide?
Evaluate the energy of an electron excited from a hydrogen atom using Bohr's model. Determine the maximum wavelength of energy needed to observe a photoelectric effect for potassium.
The objective is to implement a menu-based system for Bank Accounts in order to simulate a very simple banking system. Many structures have to be declared to manage bank accounts.
Determine the Empirical Formula for the following compounds given the following information
Determine the Osmotic Pressure for the following aqueous solutions @ 25 degrees Celsius. (a.) 1.0. M Glucose, and (b.)1.0 M NaCl. Explain which solution has the greater osmotic pressure if any and why.
Using an aqueous solution of Ba(NO3)2 the density of this solution is measured to be 3.640g/ml and this solution containing barium nitrate mole fraction of 0.01704. compute the molarity of this solution?
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