Well a question to ask would be if the mass of the material has changed significantly as that would determine that the substance is radioactive or if there have been any high readings found by a Geiger meter in certain period of time

hope that helps

3 0

3 years ago

Which of the following is non polar covalent bond?

vladimir2022 [97]

Answer:

N-Cl

Explanation:

Look at the chart below. Since N-Cl bond has a electronegativity difference of (3.0-3.0) zero, they are non-polar.

5 0

2 years ago

When air pressure is low what is the weather like

kodGreya [7K]

When air pressure is low it is Cold

5 0

2 years ago