Which of the following is a chemical property ? a. ability to conduct heat b. ability to become magnetic c. ability to react with acid d. ability to conduct electricity

Joan writes four numbers on the board in standard form, and then she writes their scientific notation

Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.

650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal