11. I would say physical because the color of the item is changed and the texture and density is changed aswell.
Answer:
If the half-life of 14C is 5730 years, when this period of time has passed it will have been halved, it is called the exponential decay law of radioactive isotopes.
Answer:
A). It encouraged them to rely on observation and experimentation to support their conclusions.
Explanation:
<span>H2. Since the difference in electronegativity between two identical atoms is 0, the resulting molecule is non-polar.</span>
