Synthesis reactions are generally exothermic. However, photosynthesis is an endothermic process. The chemical formula for photosynthesis is below. Why do you think photosynthesis is endothermic? 6CO2 + 6H2O + sunlight > C6H12O6 + 6O2

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

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.

If an atom has 12 protons and 13 neutrons