26. Which equation is NOT balanced?
a. 4H, +202 + 4H2O
b. H2 + H2 + O2 -> H2O + H2O
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Answers: 1
Biology, 21.06.2019 15:00, kell22wolf
Asnail, elodea (aquatic plant), or both were added to the tubes and they were stoppered. tubes were placed under a grow light for 24 hours and the results recorded. the test tubes were then covered for 24 hours to produce a dark environment and the results recorded. which statement best explains the change in test tube d from the light setup to the dark setup.
Answers: 3
Biology, 21.06.2019 18:30, rebeccacruzz2017
This aquarium exhibits biotic and abiotic factors in an aquatic environment. one of the abiotic factors is
Answers: 3
Biology, 22.06.2019 13:10, hcoulter15
Which of the following best describes the purpose of the parathyroid hormone? a. it decreases the blood calcium level and decreases blood phosphorus level. b. it decreases the blood calcium level and increases the blood phosphorus level. c. it increases the blood calcium level and increases blood phosphorus level. d. it increases the blood calcium level and decreases blood phosphorus level.
Answers: 2