Ionic bonds form between what types of elements? Two metals
Metals and non-metals
Liquids and gasses
Two non-metals

An exothermic reaction is conducted in an insulated calorimeter filled with water. the calorimeter is then sealed so that there is no heat exchanged between the contents of the container and the surrounding air. which of the following statements is true about the reaction?

What is the percentage of hydrogen in nitrogen trihydride

What human activity increases beach erosion?