Exercises 1. Which solvent, water (H₂O) or hexane (C6H14), would you use to dissolve the following solutes? a. Octane (C8H18) b. HF C. (NH4)2SO4

The solubility of the ionic compound M₂X3, having a molar mass of 295 g/mol, is 3.60 × 10-7 g/L. Calculate the Ksp of the compound. Ksp = Submit Answer Try Another Version 1 item attempt remaining Previous Next

Citation Exercise #8 14 MISSED THIS? Read Section 17.9 (Pages 765-769) Calculate the concentration of all species in a 0.140 M solution of H₂CO3 (Kal is 4.3 x 10-7 and Ka2 is 5.6 x 10-1¹). m 3 E D S.O F3 C $ 4 a F4 R F % 5 V T G 6 B ▼ Part A [H₂CO3], [HCO3] = Part B Complete previous part(s) F6 Calculate the concentration of H₂CO3 and HCO3 in a 0.140 M M solution of H₂CO3. (K₁1 = 4.3 x 10-7 and K₁2 = 5.6 x 10-¹1.) Express your answers in molarity to two significant figures separated by a comma. < Return to Assignment Y Submit Request Answer MacBook Air H & 7 F7 U N * 00 8 15. ΑΣΦ J Provide Feedback DII FB - M ( 9 K ħ DD F9 O V- -O L A F10 Review | Constants I Periodic Table ? P V M : F11 ; ww + " { I command option 4 of 4 20 F12 11 1 I 1

QUESTION 23 150 C12H22011 LICI 100 KCI 50 NaCl 0. 25 50 75 100 Temperature (°C) For the above diagram, what temperature dissolve 50 g KCI in 100 g H20? would you need to reacgh to 60 °C 80 °C 70 °C 25 °C Solubility (g/100 g H2O)