A metal has higher reactivity than magnesium. Which of the following statements about the location of this metal on the periodic table can be true? 1. The metal is to the right of magnesium in the same row.
2. The metal is to the left of magnesium in the same row.
3. The metal is below magnesium in the same column.
4. The metal is above magnesium in the same column.

Based on the position vs. time graph which velocity vs. time graph would correspond to the data

Which of the following statements is true? a. elements in the last period are radioactive. b. atomic weight is the same as atomic mass. c. elements in the same group have the same number of electron shells. d. atomic number equals the number of neutrons in the nucleus of an atom.

56.16 gregor mendel was the first scientist to use statistics to analyze scientific data. before mendel's experiments, scientists believed that organisms acquired traits from their environment and passed them on to their offspring. after mendel's discoveries were accepted, scientists realized that traits passed to offspring were the result of genes being passed from parents to offspring. this is an example of pls