This is not chemistry but it's A, off top.
Answer:
amphibians
Explanation:
please mark this answer as brainliest
Anaphase 1 is when centromeres divide
Answer:
138.19388999999998 grams of silicon dioxide
A) Mass Number
B) Protons and Electrons
C) (I think group but I'm not 100% sure on this...)
D) 12 (To work out the number of neutrons you do MASS number - ATOMIC number aka the number of protons so in this case you'd do 23-11=12)
Hope this helps
