🤓 Based on our data, we think this question is relevant for Professor Gong's class at Wichita State University.
Which of the following is a chemical reaction?
a) The melting of ice.
b) The formation of a covalent bond between two amino acids.
c) Making a hydrogen bond between a water molecule and a sugar molecule.
d) Changing a carbon atom to a nitrogen atom by radioactive decay.
We’re being asked which of the following conditions is a chemical change.
Let’s first define a physical change and a chemical change.
Physical change → there is a change in a matter as it goes from one physical state to another.
Chemical change → atoms rearrange themselves to create a new substance.
Now, let’s take a look at each condition: