2 H2 (g) - > 2 H2O (g)

Calculate the mass of oxygen gas, O2, required to produce 12.90 moles of water, H20

Molar mass H2 = 2.016 g/mol

Molar mass O2 = 32.00 g/mol

Molar mass = 18.02 g/mol

Essay about how a drop of water can change states from a gas to a liquid to a solid and back to a gas throught the process of evaporation, condensation, and freezing.

Use the Gizmo to estimate the age of each of the objects below. For these questions, each second in the Gizmo represents 1,000 years.

Will give brainliest answer for correct answers! 5. How might each of the following affect the reliability of your results? Explain.

Dau 5 stele celui care imi zice de ce sunt mai multe lumini pe suportul de deasupra mesei deoperatie

Boron trifluoride (bf3) is used as a catalyst in many organic synthesis reactions. what type of bonding occurs between the atoms of a bf3 molecule?

A graduated cylinder is filled to the 40.00-mL mark with a mineral oil. The masses of the cylinder before and after the addition of the mineral oil are 124.966 g and 159.446 g, respectively. In a separate experiment, a metal ball bearing of mass 18.

You need 180 mL of a 25% alcohol solution. On hand, you have a 30% alcohol mixture. How much of the 30% alcohol mixture and pure water will you need to obtain the desired solution?

What atoms react not naturally

How are the speed velocity and acceleration of a moving object related?

Explain why an alloy is a type of solution. Why are alloys sometimes used instead of pure metals?