What is the Ksp of a salt, MX (MM=297.27 g/mol) if its solubility is 0.0559 g/L ? 1.88 x 10-4 3.12 x 10-3 3.38 x 10-9 3.54 x 10-8

178. Subject  :- Chemistry

My X OWL X CICh x Para X EA ve X nment/takeCovalent Activity.do?locator=assignment-take uiz 5.pdf Solubility of Ionic Compounds Classify each of the compounds as soluble or not soluble: Miron (III) hydroxide cobalt(II) bromide magnesium iodide Submit Answer TREMENTS OCT W Math 122 Quiz 5.docx 12 tv (41 X [Review Topics] [References] Use the References to access important values if needed Retry Entire Group 9 more group attempts remaining PR F22-Chem-103x....pdf 2 Mic x A ΕΟ S Fel-F22-Ch

1/T (K-¹) 2 N₂O5(g) → 4NO2(g) + O₂(g) K(S-¹) 4.87 x 10-3 1.50 x 10-³ 4.98 x 10-4 1.35 x 10-4 3.46 x 10-5 7.87 x 10-7 T (K) 338 0.0030 328 0.0030 318 0.0031 308 0.0032 298 0.0034 273 6.0037 The data in the table above provide the temperature dependence of the rate constant for the reaction shown. Complete the table with required information to 2 significant figures each. - a=-12571.42 In K, no units 5.3 - 6.5 7.6 8.9 Carefully construct a neat and well labelled graph/plot of In K (y-axis) versus 1/T (x-axis) in the appropriate quadrant (s), using EXCEL or the template below; then determine the slope and activation energy, Ea for the given reaction. Recall that the Arrhenius Equation is represented in a more useful form as In K= In A- (Ea/RT) & R= 8.31 x 10-³ kJ/mol-K. Determine by calculation, the value of Ea in kj/mole given that, slope = -E/R slope: - Ca = slope & - Ga= €ag Ea=-(-12571.42) x (8.3) x 10 Rg/mol-K) Ea=104.47 kj/md 10.3 - 14.1 Y = (-14.1)-(-5.3) = -8.8 x = (0.0037) -…

What is the solubility of BaF2 in water? The Ksp for BaF2 is 1.0x10^-6 . Solubility is _____M

When 0.52 g of an unknown nonelectrolyte are dissolved in 35.0 g cyclohexane, the freezing point of the solution is 5.1ºC.  Pure cyclohexane freezes at 6.6ºC and has a Kf of 20.0ºC/m. What is the molar mass of the unknown in g/mol? Enter your answer with no decimal places (round to the nearest whole number). Do not include units. Do not worry about significant figures. Example: 2

Solubility Curves of Selected Compounds 150 140 130 120 110 100 NaNO 90 3 80 70 60 NHC 50 40 Naci 30 20 KCIÓ, 10 Ce(sO 20 30 40 50 60 70 80 90 100 Temperature (C) At one point, ammonia and potassium nitrate have the same solubility. At that point the solubility of the compounds is: O 77 g/100 g water O 44 g /100 g water O 40 g/ 100 g water O 25 g/100 g water 1 4 8. 9 DELL %23 Grams of solute

At 20 °C and a partial pressure of 760 mmHg, the solubility of CO₂ in water is 0.169 g/100 mL. Part A What is the solubility of CO₂ at 2.0×104 mmHg? Express your answer using two significant figures. xa || ΑΣΦ Xb C= 3.38.10³ √x xx x x IXI Submit Previous Answers Request Answer * Incorrect; Try Again; 5 attempts remaining X.10 g/100 mL

1. A solution of potassium chloride, KCI, has 20 grams of the salt dissolved in 100 grams of water at 40 °C. Approximately how many more grams of the salt can be added to the solution before reaching the saturation point? 2. Determine the molarity of saturated Nacl (Na=23, Cl=35.45) solution at 90 c. 100 90 80 NaNO 70 60 CaCl 50 Pb(NO3)2 40 KCI NaCl 30 20 KCIO, 10 10 20 30 40 50 60 70 80 90 100 Temperature (°C) Solubility (g of salt in 100 g H,0) SONY K,Cr,O,

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