In the reaction C5H8 + __O2 → 8H2O + 5CO2, what coefficient should be placed in front of O2 to balance the reaction?

5

8

9

no coefficient is needed

Which of the following is not an example of a subatomic particle? electron photon neutron proton

What is free nitrogen

What is the mass of. 15 moles of Na2S

A gas is heated from 263.0 K to 298.0 K and the volume is increased from 24.0 liters to 35.0 liters by moving a large piston within a cylinder. If the original pressure was 1.00 atm, the final pressure be _ atm. Answer in 3 sig figs.

When a relationship is specified, related records will be displayed in a form's A. column. B. datasheet. C. table. D. subdatasheet.

How do carbon-12 and carbon-13 differ? Select all that apply. They have different amounts of neutrons. They have different atomic charges. They have different mass numbers. They have different amounts of electrons.

Why arent the jaguars and sloths growing and thriving?

If a spoon is hot after leaving it on the pot that was on the stove. What heat transfer is that.

If a small amount of ferrous ammonium sulfate is spilled when transferring

List one reason as to why historical growth has slowed in recent years.