Given that δH∘f[br(g)]=111. 9 kj⋅mol−1 δH∘f[c(g)]=716. 7 kj⋅mol−1 δH∘f[cbr4(g)]=29. 4 kj⋅mol−1 calculate the average molar bond enthalpy of the carbon–bromine bond in a cbr4 molecule.

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Subsidized stafford loans: a. accrue interest while the student is enrolled full-time in school. b. are paid by the government. c. are paid by your parents. d. accrue interest 10 years after graduation.

Panthers and leopards prey on deer in an ecosystem. for unknown reasons, the population of leopards increased drastically. what are the likely effects of this change on the species? 1. more food for panthers and more competition for leopards 2. less food and more competition for panthers 3. fewer deer and more competition for panthers 4. more food for deer and less competition for panthers and leopards 5. more food for leopards and less competition for panthers