Asample of an ore of iron, hematite, is 79% fe2o3. how much iron is there in 4 kilograms of the ore? answer in units of g.

What are fructose and glucose an example of?

The rules of engagement (roe) working group is often used to (select all that apply.)

Gwhich r group would most likely be found in a hydrophobic area of the tertiary structure of a globular protein? which r group would most likely be found in a hydrophobic area of the tertiary structure of a globular protein? −ch2−oh −ch2−o||c−nh2 −ch2−coo− −ch2−ch2−ch2−ch2−n+h3