. What can we learn from a Lewis Dot Diagram

Balance this equation co2(g) + h2o (g) show that the balanced equation obeys the law if conversation of mass

A50.0g sample of liquid water at 0.0 c ends up as ice at -20.0 c. how much energy is involved in this change?

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