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A 2.5-L sample of a 6.3M NACl solution is diluted to 75L.What is the molarity of the diluted solution?
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Draw the molecule by placing atoms on the grid and connecting them with bonds. Include all lone pairs of electrons. Show the formal charges of all atoms in the correct structure.
What is the mass percent of oxygen in Manganese (IV) phosphate? How many cubic feet (ft 3 ) are 5.14E+08 gallons (gal) of water? The density of water at ambient conditions is 1.000 g/mL
15 grams of NaCl is dissolved completely in a beaker containing 200mL of water. What is the Na+ concentration in moles/liter in the final solution?
A student is doing the experiment Chemical Formulas of Copper Sulfide by heating copper with excess of sulfur at very high temperatures using a Bunsen burner. Copper and sulfur react stoichiometrically and excess of sulf ...
A solution has a concentration of 10.0 m and contains 5.0 g NH3. What is the volume (in milliliters) of this solution
A solution of hydrochloric acid has a volume of 250. mL and a pH of 1.92. Exactly 250. mL on 0.0105 M NaOH is added. What is the pH of the resulting solution?
The Earth receives radiation from the Sun at the top of the atmosphere with a spectrum that resembles a blackbody emitter at a temperature of nearly 6000 K, although the temperature inside the Sun is about 15 million K. ...
A metal slug weighing 16.32g is added to a flask with a volumeof 52.6 mL. it is found that, 40.2 g of methanol (d = 0.791 g/mL)must be added to the metal to fill the flask. What is the density of the metal in g/mL?
Calculate volume in milliliters of a 1.96 mol/L calcium bromide solution that contains 275. mmol of calcium bromide CaBr2. Round your answer to 3 significant digits.
H 2 (g) + I 2 (g) = 2HI Temperature = 731 K If 1.60 mol H 2 and 4.20 mol I 2 areplaced in a 1.08 L vessel What is the equilibrium concentration of H 2 in the gaseous mixture? The equilibrium constant is K = 49.7
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