Chemistry, 23.04.2020 19:49 eichlingkera13
According to the law of conservation of matter, matter is never created or destroyed. Yet in a food pyramid the amount of biomass decreases as we move up through the pyramid, from producers to top level consumers. Why?
A) Matter is decomposed at different levels in a food chain.
B) Matter is recycled at each level of the food chain and returned back to the producers.
C) Matter is taken back by the producers after it is left unused by consumers at each level.
D) Matter changes to other forms that might not continue to be a part of the same food chain.
Answers: 1
Chemistry, 22.06.2019 14:00
8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.
Answers: 3
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