What happens in nuclear fusion? a. neutrons strike an atom and split it into multiple smaller particles. b. atoms and subatomic particles combine and release a large amount of energy. c. neutrons turn into protons in a process known as transmutation. d. a large atom releases a helium nucleus in a process known as alpha decay.

You exhale co2 which is produced during cellular respiration.  co2 combines with the water in your blood's plasma to make up one half of the body's most important buffer pair, carbonic acid.  the more physical activity you engage in, the more co2 your body is producing.  you can see this by putting some of the cabbage indicator in a glass and then blowing bubbles into it through a straw.  can you see a change in the color of the indicator?

What causes different colors to appear in the sky? the absorption of light by air molecules the reflection of light by bodies of water the greenhouse effect in earth's atmosphere the scattering and reflection of light by dust particles

How many moles of no2 will form when 3.3 moles of cu are reacted with excess hno3?