Ask a New Question
Menu

kilojoules released when 80.0g of

  1. When hydrogen peroxide (H2O2) is used in rocket fuels, it produces water, oxygen, and heat.2H2O2(l)⟶2H2O(l)+O2(g)ΔH=−196kJ
    1. answers icon 1 answer
    2. marcy asked by marcy
    3. views icon 8,107 views
  2. Consider the reaction, C2H4 (g) + H2 (g)- C2H6 (g) where -137kJ of heat is released.How many kilojoules are released when 55.3g
    1. answers icon 3 answers
    2. Sandy asked by Sandy
    3. views icon 9,277 views
  3. How many kilojoules are released when 85.0g methanol is burned?
    1. answers icon 1 answer
    2. SugarBear asked by SugarBear
    3. views icon 722 views
  4. How many kilojoules are released when 85.0g methanol is burned?
    1. answers icon 1 answer
    2. Kim asked by Kim
    3. views icon 599 views
  5. How much heat (in kilojoules) is released on reaction of 5.30 g of Al?
    1. answers icon 1 answer
    2. Donny asked by Donny
    3. views icon 999 views
  6. Consider the reaction, 3 NO2(g) + H2O(l) ® 2 HNO3(aq) + NO(g),where DH = – 137 kJ. How many kilojoules are released when 92.3
    1. answers icon 3 answers
    2. jerry asked by jerry
    3. views icon 4,296 views
  7. How much energy (in kilojoules) is released when 21.0 of ethanol vapor at 94.5 is cooled to -19.0?
    1. answers icon 1 answer
    2. chem asked by chem
    3. views icon 736 views
  8. How many kilojoules are released when 130 g of Si reacts with chlorine?Si(s)+2Cl2(g)→SiCl4(g)ΔH=−657kJ
    1. answers icon 1 answer
    2. Cara asked by Cara
    3. views icon 2,520 views
  9. How many kilojoules are released when 115 g of Si reacts with chlorine?Si(s)+2Cl2(g)→SiCl4(g)ΔH=−657kJ
    1. answers icon 1 answer
    2. Alex asked by Alex
    3. views icon 795 views
  10. How many kilojoules are released when 90.0 methanol is burned?I know the answer is 1020 kj but have NO idea how to get it, or
    1. answers icon 1 answer
    2. michelle asked by michelle
    3. views icon 528 views