The phase changes of many substances are reversible, and a phase change, just like a chemical reaction, may reach providing it takes place in a(n) system.

2. you__turn left on a red light if you are in the left-most lane of a one-way street, you're turning into the left-most lane of a one-way street, and no nearby sign prohibits the turn.

What is the most stable monatomic ion formed from nitrogen

Acontainer holds 35.8 moles of gas under 10.0 atm of pressure at 70.0 c. what is the volume of the container?