A sample of argon gas at STP occupies 56.2 liters. Determine the number of moles of Aragon and the mass in the sample.

Below are the three main organs that make up the plant body. what is the main function of the structure that is identified as b in the picture above? it anchors the plant.it produces food.it absorbs nutrients.it supports the plan

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic.

Match the correct terms to their descriptions a system in which only energy but not matter is exchanged frozen water in snow part of geosphere that includes only soil a thin layer between the troposphere and the stratosphere cryosphere tropopause closed system pedosphere