Which of these industrial processes typically involves electrolysis? purifying water for drinking purposes
purifying copper to produce copper wiring for homes
neutralizing an acidic solution by adding a base
neutralizing a basic solution by adding an acid

What rule is used to determine how many covalent bonds an element can form? a. the number of covalent bonds is equal to six c the number of covalent bonds is equal to five minus the group number plus the group number b. the number of covalent bonds is equal to eight d. none of the above minus the group number select the best answer from the choices provided

What is the name of the enzyme that forms at the start of transcription?

Condensation happens when water vapor cools. true or false? ?