Which of the following describes the entropy change of a gas reaction? A. The change in entropy cannot be predicted in a gas reaction.
B. If there is an increase in the number of gas molecules, then AS< 0.
C. If there is an increase in the number of gas molecules, then AS = 0
D. If there is an increase in the number of gas molecules, then AS> 0.​

Pbco3 –> pbo+ co2. how many liters of carbon dioxide gas is produced from the decomposition of 32 grams of lead (ll) carbonate?

What type of energy do chemical bonds have? what type of energy is it converted to during chemical reactions? question 15 options: chemical bonds have kinetic energy, which is converted to potential energy during chemical reactions. chemical bonds have electric energy, which is converted to potential energy during chemical reactions. chemical bonds have heat energy, which is converted to kinetic energy during chemical reactions. chemical bonds have potential energy, which is converted to heat energy during chemical reactions.

The appropriate concentration for an iodine sanitizer is