t 27° C the concentration of Mg2+ in a saturated solution of MgF2 is 1.17 *10^-3 molar. Is the dissolving of MgF2 in water an endothermic or exothermic process?

At 70 °C, the solubility of an unknown solute is 65.7 g/100.0 g of water. What mass of the solute can dissolve in 125.5 g of water at the same temperature?

The solubility limit of a solute at 20. °C and 1.0 atm is 13.8 g of solute per 1 L of water. What will MOST likely happen when 12.0 g of solute are added to 1 L of pure water and the solution is mixed well (at the same conditions)?

When 4.38 g of a nonelectrolyte solute is dissolved in water to make 325 mL of solution at 25 °C, the solution exerts an osmotic pressure of 831 torr.   What is the molar concentration of the solution? concentration: ----m   How many moles of solute are in the solution? moles of solute:-----mol   What is the molar mass of the solute? molar mass:---g/mol

V A student dissolves 10. g of aniline (C6H5NH₂) in 425. mL of a solvent with a density of 0.98 g/mL. The student notices that the volume of the solvent does not change when the aniline dissolves in it. Calculate the molarity and molality of the student's solution. Round both of your answers to 2 significant digits. esc = 10 molality = 0 molarity = Explanation Check 010 # 3 X 24 $ 4 0×0 3 % 5 MacBook Pro 6 & 7 2022 McGraw Hill LLC. All Rights Reserved. ● * 8 Terms of Use | Privacy Center | Accessibility 0 A + 11 olo Ar 18 ?

When 3.14 g of a nonelectrolyte solute is dissolved in water to make 325 mL of solution at 22 °C, the solution exerts an osmotic pressure of 849 torr. What is the molar concentration of the solution? Moles of a solute? Molar mass of solute?

At 25 °C, the solubility of NaCl is 36.0g/100g H20. How much NaCl can dissolve in 450 g of water at that temperature? * 8.0 g 162 g 0.080 g O 1.62 g

The boiling point of an aqueous solution is 101.18 °C. What is the freezing point? Consult the table of colligative constants. freezing point: °℃

-A solution is made by dissolving 16.0 g of CaCl2 in 4560 g of water.Calculate the freezing point of this solution.   -Calculate the osmotic pressure of a 0.75 M solution of ferric nitrate, Fe(NO3)3, at 25 oC

The normal freezing point of ethanol (CH3CH₂OH) is -117.30 °C and its Kfp value is 1.99 °C/m. A nonvolatile, nonelectrolyte that dissolves in ethanol is chlorophyll. How many grams of chlorophyll, C55H72MgN405 (893.5 g/mol), must be dissolved in 291.0 grams of ethanol to reduce the freezing point by 0.450 °C? g chlorophyll.