An organism that is able to form nutritional organic substances from simple inorganic substances such as carbon dioxide.
Answer:
The answer is an attached file
Explanation:
I hope it'll be useful to you.
SI unites are based on multiplying or dividing by 10, 100, 1,000, 10,000 (and so on...) depending on the unit you're solving for.
<span>Petroleum and biomass are burned in combustion reactions, which liberate energy stored in chemical bonds. This is chemical energy. In contrast, nuclear energy comes from the conversion of mass into energy when an nuclear reaction occurs. Geothermal energy comes directly from heat sources underground, with no chemical or nuclear reactions.</span>
What is the percent composition by mass of oxygen in magnesium oxide, MgO?
Answer: 39.7 percent
