True or false 1. adding the exact stoichiometric ratios of reactants according to the balanced chemical equation will never result in any limiting reactant? 2. the quantity of the product is determined by the quantity of the reactant added in excess in a chemical reaction?

The wave shown on the electromagnetic spectrum disturb the medium it passes through a)different frequency. b)the same frequency .

Will give brainliest it is a lab from k12 here is the linkfor each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. type your answer here. (score for question 3: of 5 points) were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. type your answer here. (score for question 4: of 5 points) make a general statement about the reactivity of the metals in this experiment. type your answer here.

What material does not melt at any temperature