How can 2 pentanol be synthesis using a suitable hydrocarbon and what conditions and reagents are needed?​

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same

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.