4. calculate the specific heat for a 20 g piece of metal if 30 j of energy is
required to raise its temperature by 12,5 k.
a. 0.12 j/kg •k
c. 120 j/kg. k
b. 7.5 j/kg . k
d. 48 kj/kg. k

The circles, or orbits, for electrons are called energy levels. each level can hold only a certain number of electrons. add electrons to each level until you can't add any more. how many electrons can each level hold?

Explain why the plants cortex would serve as the best food source for animals

Which is one example of a phenotypic change that is not genetic