Calculate the entropy change in J/mol-K for the reaction: C3H8(g) + 5O2(g) ---> 3CO2(g) + 4H2O(g)

Which of the following are sources of revenue for media companies? a. direct sales to producers b. advertising and subscriptions c. online purchase d. capital investments

What is the name of the enzyme that forms at the start of transcription?

The primary products of complete combustion of fossil fuels are a. carbon dioxide and water b. methane and water c. carbon monoxide and water d. carbon dioxide and carbon monoxide