Please solve the Problems below and round to the correct sig figs: 1. 0.961 - 0.07

2. 0.961 - 0.0700

3. 540.0 X 2.02

4. 540 x 2.02

Need ! asap will mark 10 pts using the room temperature line (orange line) and your periodic table, make lists that identify the state of matter (gas, liquid, or solid) in which each element you plotted exists at room temperature. explain your answers