1.lewis diagram
2.elctrons found in the valance shell
3.neon,because has a full valence shell
4.the center of the atom(nucleus) takes most of the mass while the shell takes the most volume
5.11electrons
6. because the nucleus is the the part of the atom that takes up most of the mass
7.c
8.d
9.a
10.b
Answer:
Image result for Describe what would happen to the consumers and producers within the ecosystem if the bacteria were wiped out or removed?
Wastes and the remains of dead organisms would pile up and the nutrients within the waste and dead organisms would not be released back into the ecosystem. Producers would not have enough nutrients.
Explanation:
Answer:
More frequent and severe weather
Higher temperatures are worsening many types of disasters, including storms, heat waves, floods, and droughts. A warmer climate creates an atmosphere that can collect, retain, and drop more water, changing weather patterns in such a way that wet areas become wetter and dry areas drier.
One fourth means (one half) of (one half) .
So the 18 months must be two half-lifes.
The half-life of this particular isotope is 9 months.