-180 Temp (°C) -160 -140 b d -120 100 -80 .60 a с -40 -20 -0 0 20 40 60 80 100 80 60 40 20 Composition (mole%) 100 % mol A 0 % mol B Figure 1. Melting Characteristics of a Mixture

17. Match the following and choose the correct option. Column I Column II A. Molarity (M) Temperature р. B. Molality (m) q. Dilution C. Mole fraction (x) Volume г. D. Normality (N) Codes A C D (a) p, q, r q, r r 4, P (6) p, q, r q (c) 9, т (d) р, q р, 9, г р, т q, r p, q

- 2022.pdf - Adobe Acrobat Pro DC (32-bit) ndow Help oter 14 - Soluti. x 2 / 3 100% 9) An aqueous solution has a normal boiling point of 103.0°C. What is the freezing point of this solution? For water Kb = 0.51°C/m and Kf=1.86°C/m. 9) A) -0.82°C B) -3.0°С С) -3.6°C D) -11°C 10) A solution of an 22.4 g of an unknown protein dissolved in enough water to make 0.150 L of solution has an osmotic pressure of 658 torr at 25°C. Based on these data, what is the molar mass of the protein? 10) search hp

The normal boiling point of a certain liquid X is 144.50 °C, but when 46. g of iron(III) chloride (FeCl,) are dissolved in 500. g of X the solution boils at 145.4 °C instead. Use this information to calculate the molal boiling point elevation constant K of X. Round your answer to 1 significant digit. °C-kg K, = 0 X10 %3D mol Submit Assignn O 2022 McGraw Hill LLC. All Rights Reserved. Terms of Use Privacy Center Access SCPXE 27 EPIC GAMES MacBook Pro esc SO F3 F2 F4 F5 F7 F8 F10 FVZ 23 $4 & 4 6. 7 8 Q E R Y D H. K alt alt option command command option

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4. If the amount of solvent was doubled to 200 grams, the solubility would: * O increase O decrease Ostay the same

I needing help how to solve Average mass % NaHCO3 in Alka-Seltzer, please

HSS Website X urse Home 5158&HEPID=6b9f9 b2f... 2 010 8 of 21 Review I Constants I Periodic Table actions. Part A 2AuCls (aq) 3Ni(s)3NIC!2 (aq) + 2Au(s) Express your answer as a chemical equation. Identify all of the phases in your answer. ΑΣφ ? Submit Request Answer Part B 2KI (aq) Br2 (1)-2KBr(aq) + I2 (s) Express your answer as a chemical equation. Identify all of the phases in your answer. ΑΣ P Pearson 019 Pearson Education Inc. All rights reserved. | Terms of Use | Privacy PolicyI Permissions Contact Us II F8 F5 F6 F7 F9 F10 F11 F12 & ) 6 7 8 9 0 delete Y U O P II +

A certain liquid X has a normal freezing point of 4.30 °C and a freezing point depression constant K,=4.50 °C·kg'mol solution made of 57.g of iron(III) chloride (FeCl,) dissolved in 500. g of X. Calculate the freezing point of a Round your answer to 1 significant digit. DC do I Don't Know Submit 2022 McGraw HilLLLC. ALRiahts Reserved. Terms of Use Privacv Center Accessibility tv 16 18 F6 F5 FA esc & 24 6 7 #3 3 4 2

To 500 g of K2Cr207 solution with a mass fraction K2Cr20, 5% added 300g of water. Determine the mass fraction of K2Cr207 in the resulting solution а. 32,5 % b. 10.91 % с. 8.76 % d. 1.107 % е. 3.125 %