The table shows the mass and density of some substances. Density of Substances Mass (g) Density of Iron (g/cm3) Density of Silver (g/cm3) 100 7.8 19.3 200 P Q Part 1: Is the value of Q less than, greater than, or equal to the value of P? Part 2: Explain your answer for Part 1.

For each of the following types of reactions, write a general reaction formula in the symbolic form—for example, a + b → ab. single-displacement double-displacement synthesis decomposition

Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive

What is the chemical formula for a compound between li and br? libr li2br libr2 libr3