Answer:
a) HNO3
b) 26.8g (3 s.f.)
c) 1.29g (3 s.f.)
Please see the attached pictures for full solution.
To balance an equation, ensure that the number of atoms for each element is the same on both sides.
I believe it is D because it is giving data about the garlic while the other answers are observations of the garlic
For i: 33mL
For ii: 87-88mL
For iii:22.3mL