Science

Consider the following reaction:
2Na + Cl2  2NaCl ΔH = -821.8 kJ
(a) Is the reaction exothermic or endothermic? (b) Calculate the amount of heat transferred when
5.6 g of Na reacts at constant pressure. (c) How many grams of NaCl are produced during an
enthalpy change of 16.5 kJ? (d) How many kilojoules of heat are absorbed when 44.1 g of NaCl
is decomposed into Na and Cl2 at constant pressure?

  1. 👍 0
  2. 👎 0
  3. 👁 277
asked by Joseph

Respond to this Question

First Name

Your Response

Similar Questions

  1. chemistry

    For the reaction 2Na(s)+Cl2(g)→2NaCl(s)2Na(s)+Cl2(g)→2NaCl(s), how many grams of NaCl could be produced from 20 L of Cl2Cl2 (at STP)?

    asked by dave on March 3, 2017
  2. Chemistry

    Consider the following reaction: 2Na + Cl2  2NaCl ΔH = -821.8 kJ (a) Is the reaction exothermic or endothermic? (b) Calculate the amount of heat transferred when 5.6 g of Na reacts at constant pressure. (c) How many grams of

    asked by Shirley.K.Silver on April 17, 2018
  3. Chemistry

    for the reaction 2Na(s) + Cl2(g) -> 2NaCl(s), how many grams of NaCl could be produced from 103g of Na and 13L of Cl2 (at STP)

    asked by Sal on January 31, 2008
  4. Chemistry

    For the reaction 2Na (s) + Cl2 (g) --> 2NaCl (s), how many grams of NaCl could be produced from 103.0 g of Na and 13.0 L of Cl2 (at STP)? What is the limiting reactant?

    asked by Schooooool on December 11, 2011
  5. Chem 1020

    Please help me!!! For the reaction, calculate how many grams of the product form when 3.0 g of Cl2 completely reacts. Assume that there is more than enough of the other reactant. 2Na(s)+Cl2(g)→2NaCl(s)

    asked by Liselle on November 9, 2016
  1. chemistry

    Separate this redox reaction into its component half-reactions. Cl2 + 2Na --> 2NaCl

    asked by Anonymous on February 24, 2012
  2. physics Help

    I don't how to do this please help the the classify the reaction as. Synthesis decomposition single replacement double replacement. 4Al+3O2. 2Al2O3. 2NaCl. 2Na+ Cl2. Cacl2+F2. CaF2+ Cl2

    asked by keria on January 22, 2012
  3. Chemistry

    When given the equation 2Na+Cl2=2NaCl. How many liters of Cl2 will it take to react completely with 63.0 grams of Na?

    asked by Andrew on April 16, 2014
  4. chemistry

    in the reaction 2Na + Cl2 --> 2NaCl how many grams of NaCl are produced when 25 g. of sodium reacts completely to form NaCl?

    asked by charlie on May 17, 2011
  5. Chemistry

    I need to explain which species is oxidized and reduced, what the reducing agent and oxidizing is, and explain why for each of the following equations. One of them is not a reduction-oxidization problem and I need to explain why.

    asked by Alyson on May 15, 2011

More Similar Questions