chemistryB

How much heat is required to decompose 25.5 grams of NaHCO3? 2NaHCO3(s) + 129 kJ 2Na2CO3(s) + H2O(g) + CO2(g)

  1. 👍 0
  2. 👎 0
  3. 👁 288
  1. how many moles of sodium bicarbonate is in 25.5 grams>

    do it as a proportion:

    2moles/128kJ=molesbicarbonate/heat and solve for heat

  2. .01

    1. 👍 0
    2. 👎 0
    posted by MKE
  3. xcghvj

    1. 👍 0
    2. 👎 0
    posted by bob
  4. How much heat is required to decompose 25.5 grams of NaHCO3? 2NaHCO3(s) + 129 kJ 2Na2CO3(s) + H2O(g) + CO2(

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Chemistry

    calculate the amount of heat required to decompose 8 mol of NaHCO3(s) 2NaHCO3(s) + 94000 J = Na2CO3(s)+ H2O(g) + CO2(g)

    asked by Wesley on June 5, 2014
  2. chemistry

    Thermochemistry: 1. Calculate the amount of heat required to decompose 3.5 moles of sodium bicarbonate. 2NaHCO3 + 129 kJ  Na2CO3 + H2O + CO2 In this question, the heat of the reaction is part of the question instead of being

    asked by Bethany on March 17, 2015
  3. Chemistry

    Balance this equation. NaHCO3(s) + heat ----> Na2CO3(s) + H2O(l) + CO2(g). i balanced it & got: 2NaHCO3(s)+ heat -->Na2CO3(s)+ H2O(g)+CO2(g) is this right ? Determine how many moles of CO2(g) is produced when 7mols of NaHCO3 are

    asked by Hannah on February 24, 2011
  4. chemistry

    1.43.4 kcal of heat is required to decompose 2 mole of mecury(II) oxide according to the equation 2HgO(s)➡2Hg(l) + O⬇2(g) . What quantity of energy is required to decompose 10.8g of HgO ? (Hg=200.59, O=16)

    asked by Komolafe on October 24, 2015
  5. Science

    According to the following thermochemical reaction, how much energy is involved in the reaction of 18.5 g of NaHCO3? Is the reaction endothermic or exothermic according to how the thermochemical equation is written? 2NaHCO3(s) +

    asked by Jenna on May 27, 2014
  6. biology

    for a lab it says prepare a 300 ml of .2% sodium bicarbonate solution. I am trying to find how many grams of NaHCO3 i need. so i did 300ml X .002 and got .6ml of NaHCO3. but how do I convert that to grams of NaHCO3

    asked by Sarah on March 2, 2013
  7. Chemistry

    2NaHCO3(s)+ heat -->Na2CO3(s)+ H2O(g)+CO2(g) is this right ? Determine how many moles of CO2(g) is produced when 7mols of NaHCO3 are consumed. question i asked earlier, i got 3.5 moles am i right ?

    asked by Hannah on February 24, 2011
  8. chemistry

    Sodium carbonate, Na2CO3(s), can be prepared by heating sodium bicarbonate, NaHCO3(s). 2NaHCO3(s) → Na2CO3(s) + CO2(g) + H2O(g) Kp = 0.34 at 160 ºC If a sample of NaHCO3 is placed in an evacuated flask and allowed to achieve

    asked by Anonymous on July 1, 2014
  9. chemistry

    How many milliliter of 0.150 M H2SO4 (sulfuric acid) are required to react with 1.87 g of sodium hydrogen carbonate, NaHCO3, according to the following equation? H2SO4 + 2NaHCO3 --> Na2SO4 + 2H2O + 2CO2 dont understand this am i

    asked by Henry on July 23, 2011
  10. chemistry

    Sodium carbonate, Na2CO3(s), can be prepared by heating sodium bicarbonate, NaHCO3(s). 2NaHCO3(s) Na2CO3(s) + CO2(g) + H2O(g) Kp = 0.23 at 100ºC If a sample of NaHCO3 is placed in an evacuated flask and allowed to achieve

    asked by wael on July 10, 2012

More Similar Questions