Chemistry, 16.10.2019 18:30, cookiee835
Based on the representation, which of the following statements about the element is true? (3 points) the total number of protons plus electrons is 10. the number of neutrons in an atom of the element is 20. the sum of the masses of protons and neutrons is 20.1797. the mass of only the protons in the nucleus is 20.1797.
Answers: 3
Chemistry, 22.06.2019 09:00, kcarstensen59070
What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.
Answers: 1
Chemistry, 22.06.2019 22:30, darceline1574
Vi limitens. vastery test select the correct answer. which statement explains why large atoms are more reactive than small atoms? a. large atoms have valence electrons farther from the nucleus and lose them more readily. b. large atoms have greater ionization energy, which they can utilize during a reaction. c. large atoms have a greater number of electrons that they can lose during a reaction. d. large atoms have more energy levels, so they have more energy to pass on in a reaction. reset next
Answers: 3
Based on the representation, which of the following statements about the element is true? (3 points...