Answer:
1 only
Explanation:
a compound is a mix of two different elements, two of the same element is just a molecule
Answer:
1
Explanation:
The full question is shown in the image attached.
If we look at the structure closely, we will discover that there is only one C=C double bond in the molecule.
It is worthy of note that hydrogen (H2) only reduces the C=C double bond. it does not affect any other bond in the molecule.
Hence, only one molecule of H2 is required to reduce one C=C bond present.
Answer:- Homogeneous mixture.
Explanations:- Vodka is a clear solution of water and alcohol means the appearance is same through out the solution. It makes it homogeneous.