Which represents a balanced chemical equation? A. CO₂ + H₂O - CH₂ + O₂
B. CO2 + 2H20 2CH4 + 202
C. CH4 + 02 - CO2 + H2O
D. CH4 + 202 - CO2 + 2H2O

Remember to use the proper number of significant figures and leading zeros in all calculations.gelatin has a density of 1.27 g/cm³. if you have a blob of gelatin dessert that fills a 2.0 liter bottle, what is its mass? 2540 g2500 g3.9 x 10-43.937x 10-4

How is energy related to the change of state represented by the model? atoms gain energy as a solid changes to a liquid. atoms gain energy as a solid changes to a gas. atoms lose energy as a solid changes to a liquid. atoms lose energy as a solid changes to a gas.

What is the most common form of matter in the universe