Heating oxygen difluoride gas yields oxygen gas and fluorine gas? whats the balance chemical equation for this?

One of the cell membrane's functions is to protect the cell keep wastes in the cell create new cells keep light out of the cell

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?