Iron reacts with oxygen in the air to make rust.

Which of the chemical equations matches the reaction above?

A.

4Fe + 3O2 2Fe2O3

B.

2I2 + 3CO2 2C3I2O3

C.

2I2 + 3O2 2I2O3

D.

4Fe + 3CO2 2Fe2C3O3

What is one type of question that appears in the reading comprehension section of the accuplacer? a. questions about the relationship bewteen the sentences b. essay questions about literary techniques in a reading passage

What is the key to safe skid recovery? A. No traffic B. Good brakes C. Wide tires D. Early detection

Saving 50% of your income is a good way to start saving.

What does it mean to have a control group in an experiment and why is it important in an experiment?

Which is a basic requirement for a fullfilling career

Which system responds by delivering more oxygen to these cells

Why does one have to suffer through the misery that this test brings upon many innocent individuals?

The score on a trivia game is obtained by subtracting the number of incorrect answers from twice the number of correct answers. If a player answered 40 questions and obtained a score of 50, how many questions did the player answer correctly?

Which source would provide the MOST bias-free information about smoking and increased health risks? A) A website created by heart disease patients B) A research study conducted by the Mayo Clinic Eliminate C) A public service message sponsored by

What does it feel like to have a significant other?