Answer:
a. is the energy required for molecules to react with each other
Explanation:
Activation energy may be defined as the extra energy required to start a reaction and the conversion of reactants into its products. It is the energy required to energize or activate molecules or atoms to undergo a transformation or a chemical reaction.
It is necessary for all types of chemical reaction to proceed. With the help of a catalyst the reaction rate increases as the energy of activation lower for the reaction to start.
Answer:
NAME IT THE WORLD OF WONDERS
Explanation:
THE WORLD OF WONDERS
Answer:
elements have only one atom,while mixtures and compounds are made up of more than one atom,hope this helps
These are fun facts about greenhouse gases that...
1.) The three greenhouse gases that are of most concern are Carbon Dioxide (CO2), Nitrous Oxide (N2O), and Methane (CH4).
2.) Greenhouse gases trap heat in the atmosphere warming the Earth’s temperature above freezing. This is known as the Greenhouse effect.
3.) Greenhouse gases are naturally produced; however humans produce additional amounts of certain greenhouse gases.
According to https://umanitoba.ca/faculties/afs/discovery_centre/greenhousegas/media/Fun_Facts_.pdf
Candace is incorrect substance A is a compound
Your answer is B