I have a shiny surface that reflects light. I can conduct electricity and heat. What am I?

How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer

Arecipe calls for 1.2 cups of oil. how many liters of oil is this?

One of the few xenon compounds that form is cesium xenon heptafluoride (csxef7). how many moles of csxef7 can be produced from the reaction of 13.0 mol cesium fluoride with 12.5 mol xenon hexafluoride? csf(s) + xef6(s) csxef7(s)