What is the role of the beaver in its ecosystem? a) it is a foundation species and the main source of food for the natural predators of its ecosystem. b) it is a keystone species that modifies its natural environment by damming streams to form wetlands. c) it is a dominant species, as it has the greatest number of individuals among all the mammalian species of its ecosystem. d) it is an endangered species as it has the least number of individuals among all the mammalian species of its ecosystem.
Answers: 2
Chemistry, 21.06.2019 20:30
Pbco3 –> pbo+ co2. how many liters of carbon dioxide gas is produced from the decomposition of 32 grams of lead (ll) carbonate?
Answers: 1
Chemistry, 22.06.2019 10:10
For the reaction, 4 a(g) + 3 b(g) => 2 c(g), the following data were obtained at constant temperature. experiment initial[a],mol/l initial [b],mol/l initial rate,m/min 1 0.200 0.150 5.00 2 0.400 0.150 10.0 3 0.200 0.300 10.0 4 0.400 0.300 20.0 which of the following is the correct rate law for the reaction? 1. rate = k[a]2[b]2 2. rate = k[a][b] 3. rate = k[a]2[b] 4. rate = k[a][b]2
Answers: 3
Chemistry, 22.06.2019 10:30
What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5
Answers: 1
Chemistry, 22.06.2019 11:00
Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.
Answers: 1
What is the role of the beaver in its ecosystem? a) it is a foundation species and the main source...
Mathematics, 12.03.2020 05:22
Mathematics, 12.03.2020 05:22
Mathematics, 12.03.2020 05:22
Computers and Technology, 12.03.2020 05:22
Social Studies, 12.03.2020 05:22
Mathematics, 12.03.2020 05:22
Physics, 12.03.2020 05:23