A sample of propane, c3h8, contains 15.3 moles of carbon atoms. How many total moles of atoms does the sample contain?

How have the greenhouse gasses increased from the year 2000 to 2018

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false

Which statement is true about a catalyst? a: a catalyst decreases the rate of the reaction. b. a catalyst is consumed during a chemical reaction. c. a catalyst lowers the activation energy of a reaction. d. a catalyst increases the reactant concentration during a reaction.