Answer:
4
Explanation:
Because the mean time taken to turn from blue/black to orange/brown (in minutes) was the shortest, showing that the rate of reaction was the highest.
Answer: A
Explanation:
Because its the main difference between the 2
They have the same mass as the mass of the reactants. evidence to back this up is the law of conservation of mass
The answer is C. The missing product (A) is water an it combines with carbon dioxide and light to produce glucose (B).
