What is characteristic of a covalent bond? a. electrons are shared between two different nuclei. b. electrons are attracted to an atom on another molecule. c. electrons are transferred from one nucleus to another. d. electrons are free to move among many nuclei.

Identify a specific example for each type of technology

When 13.3 g koh is dissolved in 102.7 g of water in a coffee-cup calorimeter, the temperature rises from 21.4 °c to 31.53 °c. what is the enthalpy change per gram of koh (j/g) dissolved in the water? * take the density of water as 1.00 g/ml. * assume that the solution has a specific heat capacity of 4.18 j/g*k. enter to 1 decimal place. do not forget the appropriate sign /(+). canvas may auto-delete the (+) sign

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