How much would the temperature of 275 g of water increase if 36.5 kj of heat were added? cwater =4.18j/g°c

The atomic number, or number, is the described as the number of in the nucleus of an chemical element.

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.

Find the mass, in grams, of 5.00*10^23 molecules of f2