Answer:
ANSWER: Oxygen is a product of photosynthesis.
Explanation:
Photosynthesis is a chemical reaction that occurs in plants. Photosynthesis uses ATP energy from sunlight to convert Carbon Dioxide and Water into Glucose. Oxygen is also formed during photosynthesis.
A sample is a random, unbiased selection out of a larger group. An independent variable is one that is changed as to see how it will affect the dependent variable in an experiment.
Hope that helped.
Answer:
You can't put sodium metal and chlorine gas on your fish and chips.
Explanation:
Sodium is an electron rich metal. Chlorine is an oxidizing gas. Put them together, and they form a salt, a compound of a metal and a non-metal. Hope it helped!!
For giving you understanding ; we need Free O2 but Oxygen is also available in H20 right why dont we use it !!
As the early atmosphere was reducing as there was no free oxygen but it was later produced by chemoautotrophic bacteria !! Living thing release O2 in atmosphere thus making it oxidising in nature and then life evolves !!