What is the molarity of a 4.3 liter solution containing 4.85
moles of NaCl?

Joan writes four numbers on the board in standard form, and then she writes their scientific notation

Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange

20 pts ‼️ an unmanned spacecraft travels to mars. mars has a lower strength of gravity than earth. where in the image is the spacecraft’s weight the greatest?