Answer:
If you meant new instead of you then, it is false. With a physical change it is only altering the object not making something new.
Explanation:
Grams is much denser then kilograms
please give it the brainiest answer
Valence shell
The number of electrons in the outermost shell of a particular atom determines its reactivity, or tendency to form chemical bonds with other atoms. This outermost shell is known as the valence shell, and the electrons found in it are called valence electrons.
Answer:
To put it simply, the amount of radiation from one adult chest x-ray (0.1 mSv) is about the same as 10 days of natural background radiation that we are all exposed to as part of our daily living.
They are biodegradable and non biodegradable <span />