I also think it should be B
~Hello there! ^_^
Your question: What subatomic particle(s) has a mass of 1 AMU?
Your answer: Both proton and electron have the same mass of 1 AMU.
Hope this helps~
Lead I believe would be the heaviest because gold is relatively light
Answer:
carbon dioxide, Photosynthesis. Animals, plants, Oxygen, respiration. Decompose, combustion
Explanation:
Fill the blanks with those answers in that order
