Answer:
A
Explanation:
they usually have that Crystal like thing in them... since they are formed from Lava
Answer:
Explanation:
Rivers may be contaminated by sewage.
I do hope I helped you! :)
Concave is not a type of mechanical wave because it doesn’t need a medium for propagation.
Phosphorus - P - Protons = 15, Electrons = 15, Neutrons = 16 - Non-Metal
Lithium - Li - Protons = 3, Electrons = 3, Neutrons = 4 - Metal
Nitrogen - N - Protons = 7, Electrons = 7, Neutrons = 7 - Non-Metal
Copper - Cu - Protons = 29, Electrons = 29, Neutrons = 34 - Metal
Neon - Ne - Protons = 10, Electrons = 10, Neutrons = 10 - Non-Metal
sorry i don’t know about the other questions but i thought i could help with the table!
Additional Info:
number of protons = atomic number
number of electrons = atomic number
number of neutrons = mass number - atomic number
Answer: 51.9961 g/mol, don't know if it helps :)
Explanation:
