! in the reaction 4al+_o2= 2al2o3, what coefficient should be placed in front of the

to balance the reaction?

a. 1

b. 2

c. 3

d. 4

The table lists pressure and volume values for a particular gas. which is the best estimate for the value of v at p = 7.0 × 103 pascals?

Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?

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