Which of the following has a giant covalent structure?

1) CCl4 2) SiO2 3) SiCl4 4) CO2

Consider the equilibrium system: 2icl(s) ⇄ i2(s) + cl2(g) which of the following changes will increase the total amount of of cl2 that can be produced? all of the listed answers are correct decreasing the volume of the container removing the cl2 as it is formed adding more icl(s) removing some of the i2(s)

What type of reaction is shown below? check all that apply. 2h2o2 → 2h2o + o2 synthesis decomposition combustion

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.