Trur or false 1.i the periodic table most element are non-metal
2. an element with atomic number 14 is found in group lllA and period 5
3. element in the same number of shells

Harvey mixes two liquids. which observation of the new mixture most likely indicates a precipitate is forming?

What does a complete balanced chemical equation include? a. exothermic coefficients b. endothermic coefficients c. valence electrons d. molar coefficients

Temperature is defined as a. the equivalent of heat. b. a measure of the average kinetic energy of the individual atoms or molecules composing a substance. c. how hot or cold it is. d. the total kinetic energy of the atoms or molecules composing a substance. e. none of the above is correct.