Mass number = protons + neutrons
If you have the # of protons and the mass #, subtract the number of protons from the mass number to get the number of neutrons.
If you have the number of neutrons and the mass number, subtract the number of neutrons from the mass number to get the number of protons.
Answer:
PRODUCER uses 10000 J
HERBIVORE uses 1000 J
OMNIVORE uses 100 J
CARNIVORE uses 10 J
Explanation:
10% of the initial energy is made available for the next level.
D. transportation accidents.