chem!!

what determines if the heat of solution is endothermic or exothermic for salts?

Mostly the competition between the lattice energy (how much energy it takes to break the crystalline strucure) vs the heat of solvation of the ions.

  1. 👍 0
  2. 👎 0
  3. 👁 145

Respond to this Question

First Name

Your Response

Similar Questions

  1. Chemistry

    I'm having a hard time understanding Endothermic and Exothermic reactions, like their standard format and stuff. For Exothermic reactions the heat is getting released into the surroundings, the products will be less than the

    asked by Shreya on September 30, 2012
  2. Chemistry

    Why is this reaction considered exothermic? "Concentrated sulfuric acid dissolves in water and the solution becomes warmer." This is a homework question and when I answered the problem, I thought it was endothermic because the

    asked by Katie on May 5, 2013
  3. chemistry

    Is melting endothermic or exothermic? Things that are melting are taking on heat, endothermic Would freezing be the same? No, of course not. If melting is endothermic, then freezing must be exothermic. Believe it or not, and I

    asked by Gemma on November 5, 2006
  4. Chemistry

    Someone said, "Calculate the total delta H of the reaction and subtract the total delta H of the product from it. If you get a positive value, it radiates heat which means it's exothermic. If it is negative, heat is needed to get

    asked by A Canadian on February 11, 2013
  5. Chemistry

    Someone said, "Calculate the total delta H of the reaction and subtract the total delta H of the product from it. If you get a positive value, it radiates heat which means it's exothermic. If it is negative, heat is needed to get

    asked by A Canadian on February 11, 2013
  6. chem

    a considerable amount of heat is required for the decomposition of aluminum oxide. 2Al2O3-> 4Al(s)+ 3O2(g) change in heat= 3352KJ a. what is the heat change for the formation of 1 mol of aluminum oxide from its elements? i got

    asked by Skye on January 25, 2012
  7. Chemistry105

    When 50.0 Ml of 1.00 m chi was mixed with 50.0 ml of 1.00 m NaOH in a calorimeter the temperature rose from 25.0 c to 32.0 c calculate the heat change for the reaction assuming that the total volume of the solution is 100.0 ml and

    asked by Mira on December 2, 2012
  8. Chemistry105

    When 50.0 Ml of 1.00 m chi was mixed with 50.0 ml of 1.00 m NaOH in a calorimeter the temperature rose from 25.0 c to 32.0 c calculate the heat change for the reaction assuming that the total volume of the solution is 100.0 ml and

    asked by Mira on December 2, 2012
  9. Chemistry

    for the reaction 4NH3(g) + 5O2(g) 4NO(g) + 6H2O(g) if H = -950kJmol-1, does that mean it's an exothermic reaction? Ooops pressed Post too quickly. Yes it is exothermic. Delta H is negative so heat is lost from the system. If delta

    asked by Fiona on April 30, 2007
  10. Chemistry

    1. A bottle of juice at room temperature is placed in a bucket of ice inside a box. The box, bottle, and bucket of ice represent a closed system. Which of the following statements is true? (2.0 points) (Points : 2) Heat flows from

    asked by jeje on March 14, 2011

More Similar Questions