The spheres representing nitrogen and oxygen are different colors because they are distinct atoms.
Explanation:
Mass is the amount of matter in an object. Mass is measured in grams (1000 grams = 1 kilogram). 2. Solid- The particles of matter in a solid are tightly packed together and have a definite shape and take up a definite amount of space (volume).
for example and apple you can use a scale to find the mass. or a graduated cylinder to find the volume
Answer:
1+1=2 Unless this is a trick question. Then it's most likely 11.
Explanation: