When iron reacts with oxygen, it forms iron oxide, or rust. 4 Fe + 3 O2 2 Fe2O3 If 112 g of iron (Fe) combines with 24 g of oxygen (O2), how much iron oxide is formed? A. 24 g Fe2O3 B. 136 g Fe2O3 C. 112 g Fe2O3 D. 88 g Fe2O3

Imagine that 200 people who did not have hepatitis c participated in a hepatitis c screening. the screening indicated that 92.3% of them had a negative test result. what's the false positive rate?

How is tempature infected when the depth increases?

What is a difference between cohesion and adhesion? A. Only adhesion is involved in transpiration pull. B. Only cohesion is involved in the movement of water in soil. C. Only cohesion involves the interaction of water with soil mineral particles. D.

What is the advantage of a fungal body being composed of numerous thin hyphae instead of one or two very thick hyphae?

What is the importance of regulating gene expression

Do you need to do math to become a Dentist?

Which process plays an important role in the biogeochemical cycles of carbon nitrogen and phosphorus

The process that makes specialized sex cells is: A. Mitosis B. Meiosis C. Replication D. Synthesis

State one example when resistance is desirable answers

A car moves with an average speed of 45 miles/hour. How long does the car take to travel 90 miles? 2 minutes 2 hours 45 minutes 45 hours 90 minutes