chemistry

posted by .

which is the correct formula for the combustion of S8 at STP, (a) or (b)?

a) S8(s) + 4O2(g) ==> 4SO2(g)
b) S8(s) + 8O2(g) ==> 8SO2(g)

someone told me it is (a), but that is not balanced... or is it right?

please and thank you!!!!

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Chem

    Which of the following produces a coordinate complex?
  2. chem

    consider the following thermochemical equation for the combustion of acetone C3H6O(l)+4O2(g)---->3CO2(g)+3H2O(g) delta H rxn=-1790kJ. If a bottle of nail polish remover contains 179mL of acetone, how much heat would be released …
  3. chem -repost for bobpursley

    i don't know how to solve this. looked through all my notes but i'm not sure what kind of formula i am to use or if i even need one! please help me to understand the theory behind this: "calculate the work need to make room for the …
  4. chemistry

    complete combustion of a 0.0100mol sample of hydrocarbon, CxHy, gives 1.344 L of CO2 at STP and 0.720 g of H2O. a. what is the molecular formula of hydrocarbon?
  5. chemistry

    What mass of sulfur msut be used to produce 17.1 L of gaseous sulfur dioxide at STP according to the following equation?
  6. chemistry

    A student extracts 6.3 g of water when performing the following combustion: C2H8 + 4O2 --> 2 CO2 + 4H2O If the theoretical yield is 8.6, what is the percent yield?
  7. Chemistry

    If 4.41 moles of C5H12 react with excess O2, how many moles of CO2 will be produced in the following combustion reaction?
  8. AP Chemistry

    What is the change of enthalpy associated with the combustion of one mole of pentane?
  9. Chemistry

    A 0.1592g sample of a hydrocarbon upon combustion analysis produces 0.5008g CO2. Its molar mass is found in another experiment to be 70g mol. Determine the empirical formula, and its molecular formula. I completely messed up this question, …
  10. chemistry

    C3H6O + 4O2 --> 3CO2(g) + 3H2O(g) deltaH= -1790kJ the density of C3H6O is 0.79g/mL. HOw much heat is released by the combustion of 150mL of acetone?

More Similar Questions