Based on their positions in the periodic table, predict which atom of the following pair will have the smaller first ionization energy Zn
or Fe?​

Which of these properties, used alone, would be least useful in identifying most minerals? a. color b. luster c. streak d. density

Which of the following is the correct formula for copper (i) sulfate trihydrate? cuso4 · 3h2o cuso4(h2o)3 cu2so4(h2o)3 cu2so4 · 3h2o

Scientists have developed an explanation of a phenomenon from several verified hypotheses. the explanation has been confirmed through numerous experimental tests.which option best describes this explanation? a. scientific lawb. research questionc. hypothesisd. scientific theory