Explanation:
photosynthesis, the process by which green plants and certain other organisms transform light energy into chemical energy. During photosynthesis in green plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds.
Barack Obama was elected president in November of 2008. He was sworn in January 20, 2009.
Answer:
It has a pH of 7, so your answer is therefore B.) 7.