Which of these steps should always be followed for effective problem solving?
a.) developing q plan and then implementing the plan
b.) making metric conversions
c.) usinf a trial-and-error approach and then evaluating
d.) buying a large quantity of material than estimated

3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. 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. make a general statement about the reactivity of the metals in this experiment.