Draw an electron dot diagram of i. a non- polar hydrocarbon molecule

ii. a polar covalent molecule

iii. a co-ordinate molecule with three covalent bond​

Write a hypothesis that answers the lesson question, “while observing a chemical reaction, how can you tell which reactant is limiting? ” hypothesis: if a substance is the limiting reactant, then . . because . .

Which of these would be caused by a chemical change? a) the formation of lava. b) sedimantary rock layering over time. c) metamorphic rock forming from igneous. d) metamorphic rock eroding to form sedimentary rock.

What is the correct term for living the most sustainable life you can within your current circumstances?