C (s) + O2 (g) →CO2, (g); DH = –94.3 kcal/mol

CO (g) + O2(g) → CO2 (g); DH = – 67.4 kcal/mol

O2(g) → 2O (g); ΔH = 117.4 kcal/mol

CO (g) → C (g) + O(g) ; ΔH = 230.6 kcal/mol

Calculate ΔH for C (s) → C (g) in kcal/mol.

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#Question id: 11298

#XL - R Botany

A pyramid of numbers shows _____________.

TLS Online TPP Program

#Question id: 11299

#XL - R Botany

Carbon is initially incorporated into the food chain by _____________

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#Question id: 11300

#XL - R Botany

What type of organisms convert nitrates and nitrites into nitrogen gas?

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#Question id: 11301

#XL - R Botany

How is phosphorus returned to the soil from organic phosphorus?

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#Question id: 11302

#XL - Q Biochemistry

Solute selectivity is elegantly illustrated by maltoporin. This bacterial outer membrane protein facilitates the diffusion of:

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#Question id: 11303

#XL - Q Biochemistry

Which of the following processes includes all the others?