Four containers made of different materials each containing water at 30°c were set out on a table. the initial temperature of the water was recorded. the temperature of the water was also recorded 15 minutes later. which container was the most effective at preventing heat transfer from the water to the environment

the leaf is an organ of a typical plant, and the main functions are to complete photosynthesis and allow the plant to exchange gas, just like how we have the respiratory system. leaves have the stomata, which collects maintains co2 and o2 levels. this is necessary for cell metabolism. the leaf also collects sunlight using chloroplasts. succinctly, leaves own a pivotal role in sustaining plant life.

the electron configuration that you gave me has 16 electrons ergo it has 16 protons ergo it is the element sulfur.