True or False: The statement below is an interpretation. "A gas was produced and we saw many bubbles."
O True
O False

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 . .

Explaining why atoms bondcomplete the sentence.atoms form chemical bonds to satisfy the    rule and to become  .

How many grams of oxygen gas will react completely with a block of calcium metal that is 3.0 cm by 3.5 cm by 4.2 cm, if the density of calcium is 1.55 g/ml? show all steps of your calculation as well as the final answer.