H-Chromen is Select one:

a. benzo(b)pyran

b. acridinone

c. benzo(c)pyran

d. benzo(b)pyrole​

Acontrol during an experiment. might change remains constant does not exist does change

Which of the following is true about a carbonated soft drink? . the carbon dioxide is the solvent, and water is the solute.. the water is the solution, and carbon dioxide is the solvent.. the carbon dioxide is the solution, and the water is the solvent.. the water is the solvent, and the carbon dioxide is the solute.. .

Acetylene gas c2h2 undergoes combustion to produce carbon dioxide and water vapor how many grams of water are produced by the same amount of c2h2?