Answer: The force of attraction that holds two molecules is a chemical bond
Explanation:
What is Chemical bonds?
Chemical bonds are forces that hold atoms together to make compounds or molecules.
Types of chemical bonds
Chemical bonds include
1.covalent,
2. polar covalent, and
3. ionic bonds.
Atoms with relatively similar electronegativities share electrons between them and are connected by covalent bonds.
Answer:
Thus, the payback time for cavity wall insulation is 7.5 years
Answer:

Explanation:

Round to three significant digits

Answer:
The second one a part of it heats up Earth's land and water equally.
Explanation:
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Answer:
a) acceleration
Explanation:
Acceleration is, by definition, the change of an object's velocity.