Methane gas is burned to provide heat. the chemical reaction for this process is shown in the equation below. ch4 + 2o2 co2 + 2h2o + energywhat are the products in this chemical reaction? a. o2 + co2 + energy b. co2 + ch4 c. co2 + 2h2o + energy d. ch4 + 2o2

Ascientist is conducting an investigation that involves water, silver, carbon dioxide, and oxygen gas which group of statements best describes all of the materials he is using in the investigation?

Which is the best example of plant tissue? the answer is d (just took the test)

Abeaker of water was heated and then placed on a bench in the laboratory. the water cooled until it was the same temperature as the air in the laboratory. which of these explains the mechanism by which the water cooled? a. heat energy was transferred from the water to the air. b. water molecules from the water formed warm water currents. c. the water molecules absorbed energy from the molecules in the air. d. the water released radiation until it contained no heat energy.