Answer:
the Rhyniognatha hirsti
Explanation:
at age 400 million years old
C, a compound because it means it was made up of more than one element but, still able to be separated from the other compound(s)
Answer:
Examples of Solids
1. Brick
2. coin
3. Iron bar
4. rock
5. wood
Examples of Liquids
1. Blood
2. Honey
3. Wine
4. Water
5. oil
Examples of Gases
A gas does not have a defined shape or volume, so it can expand to fill any size or shape of a container. Particles in gases are widely separated, compared to those in liquids and solids.
Explanation:
Answer:
d
They do not depend on the amount of substance you have.
Answer:
B. 2 nitrogen, 4 hydrogen, and 3 oxygen