Given the equation representing a reaction where the masses are expressed in atomic mass units: hydrogen-2 + hydrogen-1 helium-3 + 8.814 × 10-16 kJ 2.014 102 u 1.007 825 u 3.016 029 u

The boiling point of liquids is very high what does it indicate

Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.

If e is the symbol for an element, which two of the following symbols represent isotopes of the same element? 1. e2. e3. ea.1 and 2c.1 and 4b.3 and 4d.2 and 3