The original sample was an compound, as an element would simply just not break down as it’s composed by itself.
Cordus hope this helps correct me if i'm wrong
Nitrogen dioxide is covalent, others are ionic. ;)
Answer:
Because each has got its own special body features
One degree of latitude equals approximately 364,000 feet (69 miles), one minute equals 6,068 feet (1.15 miles), and one-second equals 101 feet. One-degree of longitude equals 288,200 feet (54.6 miles), one minute equals 4,800 feet (0.91 mile), and one second equals 80 feet.