These questions pertain to the activities of ideal and non-ideal solutions. а. How is the activity of a solute in an ideal solution determined? b. How is the activity of a solute in a non-ideal (dilute ionic) solution determined? С. Rank the following three solutions in order of increasing activity (using the Debye Huckle model). Provide an explanation to support your ranking. 5.3 М KBr 0.35 M Al203 2.1 M MgCl2

3. For the following reactions, ldentify the unknown, the ?, and circle the change for each of the energy systems. Changes in the Strong Energy Interaction are determined by the net amount of bounds broken or formed and changes in the Electric Energy are determined by the separation of like charges. i. 6429Cu → 6428NI + ? + V a. The unknown "?" is b. PEelectric: increases, decreases, no change c. PEstrong: increases, decreases, no change d. Energy: Exothermic e. Mass: increases, decreases, no change ii. 189F + ? → 1830 + v a. The unknown "?" is b. PEelectric: increases, decreases, no change c. PEstrong: increases, decreases, no change d. Energy: Exothermic e. Mass: increases, decreases, no change

G.59.

GFE&E 2. At what pressure, in atm, does H2O have an activity of 2.00? Assume a temperature of 25 oC and a molar volume of 18.07 cm3.

Question about activity

99+ [References] Use the References to access important values if needed for this question. Consider the reaction H₂(g) + Cl₂(g) →→→→2HCI(g) Use the standard thermodynamic data in the tables linked above. Calculate AG for this reaction at 298.15K if the pressure of HCI(g) is reduced to 13.25 mm Hg, while the pressures of H₂(g) and Cl₂(g) remain at 1 atm. ANSWER: Submit Answer B kJ/mol Try Another Version 1 item attempt remaining Previous Next 3:18 AM 11/22/2022

The 12 key principles of Green Chemistry. were formulated by P.T. Anastas and J.C. Warner in 1998. It outlines an early conception of what would make a greener chemical, process, or product. Based on your understanding of the 12 Principles of Green Chemistry, choose which principle(s) aim at reducing: (i). materials (ii). waste (ii). hazards (iv). toxicity (v). environmental impact

As partial pressure of an ideal gas approaches 0 the chemical potential approaches A. Approaches negative infinity B. Approaches zero C. Approaches the value of the standard chemical potential  D. Approaches one

In an experiment, 15 mL of 1.0 M Na2CO3 was reacted with 5 mL 2.0 M Ca(NO3)2. Calculate the AG of the reaction if it was kept at 25°C. Thermodynamic data: AH°pxn= -66 kJ/mol AS rxn= -501 J/mol-K O a. 84.23 kJ/mol O b. 65 kJ/mol O c. -83.5 kJ/mol O d. 83.3 kJ/mol

Organic chemistry: suggest the main reaction products. Thanks!