Chem20

Determine ΔG in kJ at a temperature of 261 K given ΔHrxn = 91 kJ and ΔSrxn = 151 J/K.

  1. 👍 0
  2. 👎 0
  3. 👁 48
asked by Ryan

Respond to this Question

First Name

Your Response

Similar Questions

  1. chemistry

    Using data from the following reactions and applying Hess's law, calculate the heat change for the slow reaction of zinc with water (answer must be in kJ/mol Zn): Zn(s) + 2 H2O(l) ----> Zn^2+(aq) + 2 OH-(aq) + H2(g) (ΔHrxn = ?)

    asked by stephon on October 16, 2012
  2. Chemistry

    Using data from the following reactions and applying Hess's law, calculate the heat change for the slow reaction of zinc with water (answer must be in kJ/mol Zn): Zn(s) + 2 H2O(l) ----> Zn^2+(aq) + 2 OH-(aq) + H2(g) (ΔHrxn = ?)

    asked by Amanda on October 15, 2012
  3. Chem19

    Determine ΔSuniv in J/K at a temperature of 272 K given ΔHrxn = 77 kJ and ΔSrxn = 162 J/K.

    asked by Ryan on May 2, 2011
  4. chemistry

    3. If 15.0 mL of a 1.5M HCl solution at 21.50C is mixed with 25.0mL of a 1.5M NaOH solution at 21.50C that is in a calorimeter, and the final mixed solution temperature rises to 28.50C, what is the ΔHrxn for this process? Assume

    asked by Meredith on November 15, 2017
  5. physics

    Determine the frequency of the note F4, 5 Seminotes above middle c (C4=261.6Hz) So would it be C4 = 261.6Hz x 1.05946^5 The fact they say semi notes is throwing me off, so I'm not sure if it's right.

    asked by emily on May 17, 2017
  6. Chemistry- practice question

    The answer for this question is ΔHrxn=-441.40174468085 kJ/mol but I don't know how to arrive to that answer. 0.47g of magnesium reacts with 100ml of 1.00 mol/L HCl in the following reaction: Mg(s)+2HCl(aq)-->MgCl2(aq)+H2(g). The

    asked by Liz on August 1, 2014
  7. chemistry

    Given the enthalpy reactions below, 2 X + O2 → 2 XO ΔHrxn = -1301.8 kJ/rxn XCO3 → XO + CO2 ΔHrxn = 169.7 kJ/rxn What is the ΔHrxn for this reaction? 2 X + O2 + 2 CO2 → 2 XCO3

    asked by kenzie on June 15, 2018
  8. AP Chemistry

    Consider the following reaction: Zn(s) + 2HCl(aq) → ZnCl2(aq) + H2(g) 0.103 g of Zn is combined with enough HCl to make 50.0 mL of solution in a coffee-cup calorimeter. As all of the Zn reacts, the temperature of the solution

    asked by Kelly on March 13, 2018
  9. chemistry

    A 100.0 mL sample of 0.300 M Ca(OH)2 is mixed with 100.0 mL of 0.700 M H3PO4 in a coffee cup calorimeter.If both solutions were initially at 35.0 °C and the resulting solution had a temperature that was recorded at 39. 7°C,

    asked by jenna on April 25, 2016
  10. Math

    5. The temperature on the moon can vary from 243°F to −261°F. By how many degrees can the temperature vary on the moon? Show your work.

    asked by Shawn on July 14, 2018

More Similar Questions