CHEMISTRY 110 EXAM 1 CHAPTERS 1-4 UPDATED
QUESTIONS AND CORRECT ANSWERS
Question:
1. Atoms
Answer:
The smallest units of mater.
Question:
2. Molecules
Answer:
Atoms bound together.
Question:
3. Hemoglobin
Answer:
oxygen-carrying molecule in red blood cells.
Question:
4. Law of Conservation of Mass
Answer:
In a chemical reaction matter is neither created nor destroyed.
Question:
5. Atomic Theory
Answer:
Each element is composed of tiny indestructible particles called atoms, all atoms of a given element
have the same mass, and that atoms combine in whole number ratios to form compounds. Proposed
by John Dalton.
Question:
6. Matter
Answer:
Anything that occupies space and has mass. Can be classified by state and composition.
Question:
7. Substance
Answer:
A specific instance of matter i.e. air, water, or sand
Question:
8. State
Answer:
The physical form matter is in i.e. solid, liquid, or gas
Question:
9. Composition
QUESTIONS AND CORRECT ANSWERS
Question:
1. Atoms
Answer:
The smallest units of mater.
Question:
2. Molecules
Answer:
Atoms bound together.
Question:
3. Hemoglobin
Answer:
oxygen-carrying molecule in red blood cells.
Question:
4. Law of Conservation of Mass
Answer:
In a chemical reaction matter is neither created nor destroyed.
Question:
5. Atomic Theory
Answer:
Each element is composed of tiny indestructible particles called atoms, all atoms of a given element
have the same mass, and that atoms combine in whole number ratios to form compounds. Proposed
by John Dalton.
Question:
6. Matter
Answer:
Anything that occupies space and has mass. Can be classified by state and composition.
Question:
7. Substance
Answer:
A specific instance of matter i.e. air, water, or sand
Question:
8. State
Answer:
The physical form matter is in i.e. solid, liquid, or gas
Question:
9. Composition
