Answer:
A) Reaction X used a catalyst
Explanation:
Reaction X has a lower activation energy and the most likely cause of this would be a catalyst.
Big and healthy grasshoppers can jump a hight of 1 metre and a distance of 90 feet.
Hope it helped,
BioTeacher101
Answer:
Quartz
Explanation:
It's A hard white or colorless mineral consisting of silicon dioxide, found widely in igneous, metamorphic, and sedimentary rocks. It is often colored by impurities (as in amethyst, citrine, and cairngorm). That's why it's not a primary mineral. Hope this helps