When a chemical change occurs, no new matter is made and no matter is destroyed. This is a pattern in nature. Scientists know that they can expect the amount of matter to be the same before and after the change. Which of these is used to describe what happens to matter in a chemical change? Group of answer choices

a hypothesis

a scientific law

a scientific theory

scientific skepticism

explanation:

b,bacteria convert nitrates

into nitrogen gas.

d,plants and animals take in

and use nitrogen compounds.

e,bacteria break down waste    

products and return nitrogen  

to the soil.

a,bacteria convert atmospheric

nitrogen to ammonia.

c,bacteria convert ammonia

to nitrites and nitrates.

yay can i have brainliest

it's not c. i took the quiz and got it wrong. so my best guess is b.

have a great day, and hope this .