The general name for a substance added to a reaction that affects the rate but is not consumed in the reaction is called complex constituent reactant catalyst

Catalyst

Explanation:

Hello, the person who answered above is false.  An activation complex is entirely different than a catalyst.

The definition of a catalyst is a substance implemented into a reaction that affects the rate, but does not find itself consumed.

Hope this helps.

it is important to conserve water because there is very limited amount of freshwater here on earth and if we are not smart about how we use it we will only be runnning out of our supply faster than neccessarry.

out of these options:

ability to burn paper

pure sodium reacting violently with water

the boiling point of water

helium does not tend to react with anything

i would say this is a physical property:

helium does not tend to react with anything

why? :

i said helium does not tend to react with anything because well, it reacts to ! but ability to burn paper, pure sodium reacting violently with water, & the boiling point of water are chemical or

physical properties: the properties of a substance that can be observed without changing the chemical makeup of the substance

chemical properties: properties of a substance relating to the chemical nature and reactivity of the substance