boiling, salt water will separate the salt from the water through the physical change of water from a liquid to a gas, leaving you with just salt left over.
Explanation:
Helium exists in three different forms due to the phenomenon of isotopy. Isotopy is the existence of two or more atoms of the same element having the same atomic number but different mass numbers due to the differences in the number of neutrons in their nuclei.
- The atoms of these elements are called isotopes.
- This is why Helium can exist in three different forms.
- Isotopes have the same electronic configuration but with the same chemical properties.
Learn more:
isotopes brainly.com/question/1915462
Isotopy brainly.com/question/2593342
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Answer: Magnesium and Aluminum Mg & Al
Explanation:Magnesium's atomic mass is 24.31 and Aluminum's atomic mass is 26.98.
The force that holds you up is called gravity.
Gravity is the force that makes sure that you can't go bouncing off into the atmosphere like how it is on Mars.
Answer: Gravity
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