Which of the following is a combustion reaction? . a 2h2o 2h2 + o2. b 2agno3 + h2s yields ag2s + 2nho3. c ch4 + 2o2 yields co2 + 2h2o. d 2al + n2 yields 2aln.

Select the correct answer how does the heat content of the reaction change in the process of photosynthesis when a glucose molecule is formed? ca the value of is negative the value of qis positive the value of a remains constant the value of a decreases the value of equals zero e

Which part of a feedback mechanism is able to monitor the conditions outside of cells and usually uses nerve cells to relay this information to an intergrating center

Non renewable resources like petroleum eventually