Answer:
Fastest C. Reaction time is faster
Slowest A. Reaction time is slower and it takes longer to finish
Explanation:
It's an example of a molecule
Answer: The amount of energy lost by the metal is equal to the amount of energy gained by the water
B is the correct answer
mass = moles * molar mass
molar mass of carbon dioxide (CO2) = 12+32 = 44
= 19.5* 44 = 858
proof
moles = mass /molar mass
= 858/44 = 19.5 moles
