Answer:
Lithium 7
Explanation:
An isotope is based off the number of neutrons present 3+4=7
Look on the periodic table to find the element number
Volcano's and earthquakes are both outcomes from a collision of continental plates.
Answer:
The Earth's atmosphere is 78% nitrogen gas or N2. Even though there is so much nitrogen in the air, there is very little in the Earth's crust. It can be found in some fairly rare minerals such as saltpeter. Nitrogen can also be found in all living organisms on Earth including plants and animals.
Explanation:
Hope I <em><u>Helped!</u></em> :D
Gamma is the correct answer
Answer : The question is to write the elements alphabetically and seperating them with commas.
So in this case for your question of Fireworks , K
![NO_{3}](https://tex.z-dn.net/?f=%20NO_%7B3%7D%20)
,
The answer will be
K, N, O.
You have to just differentiate the elements and write them according to the alphabetical order.