Answer: Heyo Kenji Here! Here's your answer- when chemical bonds between atoms are formed or broken. The substances that go into a chemical reaction are called the reactants, and the substances produced at the end of the reaction are known as the products.
Explanation: ~Hope this helps!~
Have a nice day!
- Kenji ^^
Answer:
I am not so sure but I think it is A.
Explanation:
If i got it wrong sorry.... :(
Mass number = number of protons + number of neutrons
mass number= 8 + 7= 15 ---> the answer is B.
One important drawback of the use of hcfcs as a replacement for cfcs is that hcfcs are more potent greenhouse gases.
<h3>
What is hcfcs?</h3>
HCFCs is an acronym for hydrochlorofluorocarbons (HCFCs).
Thye are fully or partly halogenated hydrocarbons that contain carbon (C), hydrogen (H), chlorine (Cl), derived from alkane family.
<h3>What is cfcs?</h3>
CFCs is an acronym for Chlorofluorocarbons (CFCs), derived from alkane family like hydrochlorofluorocarbons.
<h3>Disadvantage of hcfcs over cfcs</h3>
One important drawback of the use of hcfcs as a replacement for cfcs is that hcfcs are more potent greenhouse gases.
Learn more about hcfcs and cfcs here: brainly.com/question/15885478
