20 POINTS PLS SAVE ME If an element is a metal, is it more likely to its valence electrons when it bonds. When it does that, it will become .
A. add to, a cation
B. lose, an anion
C. add to, an anion
D. lose, a cation

Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon

Match the following vocabulary terms to their definitions. 1. amount of energy required to change 1 gram of material from the solid to the liquid state at its melting point 2. a measure of the kinetic energy of the particles of a substance 3. the amount of heat energy required to raise the temperature of 1 gram of liquid water from 14.5°c to 15.5°c 4. amount of energy required to change 1 gram of material from the liquid to the gaseous state at its boiling point 5. the amount of energy required to change 1 gram of a substance 1°c a. temperature b. latent heat of vaporization c. latent heat of fusion d. calorie e. specific heat

In which situation can a mixture always be called a solution