Use the following equation to answer question 1-4. Make sure you balance first. 6HCI + Fe2O3 --> 2FeCl3 +3H2O

1. How many moles of water are produced from 10.4 moles of hydrochloric acid?

What are the charges of the subatomic particles by choosing the answer from the drop down menu. protons have a (+1,0,or-1). (protons, neutrons, electrons) have a 0 charge. 3.) electrons have a (+1,0,-1)

Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?