Ch4(g)+2o2(g)⇄co2(g)+2h2o(g) δh°rxn=−803kj/molrxn δs°rxn=−5j/(molrxn⋅k) the chemical equation above represents the exothermic reaction of ch4(g) with o2(g). which of the following best to explain why the reaction is thermodynamically favored (δg< 0) at 2000k and 1atm?

What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j

What is the molarity of the solution produced when 145 g of nacl is dissolved in sufficient water to prepare 2.75 l of solution?

Which of the following is the molecular formula for a simple sugar? a. cooh b. h2o c. oh d. c6h12o6