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- The density of a substance is 3.596 g/ml and has a weight of 32g. What is the volume?When 0.5 mol of a certain ionic substance is dissolved in 1.0 kg of water, the freezing point of the resulting solution is -2.8 °C (270.35 K), How many ions does the substance give when it dissolves?determine the density of a metal that has a mass of 2.17g and a volume of 0.35 cm^3
- To form S²⁻ ions from gaseous sulfur atoms requires 214 kJ/mol, but these ions exist in solids such as K₂S. ExplainA solution contains 2.2 x 10 -3 M in Cu2+ and 0.33 M in LiCN. If the Kf for Cu(CN)42- is 1.0 x 1025 , how much copper ion remains at equilibrium?If you mix 9 g of NaOH with 90 mL of water, what is the mass/volume (g/mL) concentration of the solution?
- Define the mole, and calculate the molar mass of a compound from the molecular formula.40.00 mL of 0.1100 M HCl is diluted to 100 mL with H2O and titrated with 0.1M NaOH. Calculate the pH after addition of the following volumes(mL) of titrant. d) 40.00 e) 43.95 f) 44.00 g) 44.05 h) 50.00. Plot the titration curve. Select an indicator from the table found in your book.What is the mass in grams of 6.022 * 1023 O atoms of mass 16.00 amu?