Type the correct answer in the box. Express the answer to three significant figures. Given:
CH4 + 202 -+ CO2 + 2H20, AH = -890 kJ/mol
How much energy is released when 59.7 grams of methane (CHq) reacts with oxygen?
The combustion of 59.7 grams of methane releases
kilojoules of energy.

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)

|using the periodic tablewarm-upuse the periodic table in the tools bar to answer the following questions.what elemental classification does oxygen belongto? done

Jose and eric were given four samples in lab. the results of their analysis are shown in the table. based on the data they collected, which sample is most likely a metal?