CaO + 3C 2CaC+C0 AH = +464,8 kJ Is this reaction endothermic or exothermic? Explain your reasoning,

You are performing an experiment in a lab to attempt a new method of producing pure elements from compounds. the only problem is that you do not know what element will form. by your previous calculations you know that you will have 6.3 moles of product. when it is complete, you weigh it and determine you have 604.4 grams. what element have you produced?

The reactions of photosynthesis occur in the of plant cell? a.mitochondria. b. lysosomes. c. chloroplasts. d. chlorophyll

In a ball-and-stick molecular model, what do the sticks represent?