bellarae502 bellarae502

01-02-2019
Chemistry

contestada

how many moles of air are there in a human lung with a volume of 2.4 L at STP? Explain your answer

Respuesta :

sportie59 sportie59

01-02-2019

one mole of any gas at STP is about 22.4 liters (even for mixtures). This number comes from the ideal gas equation by setting n=1 and STP conditions:
V=nR/P =1 mole x 0.08206Latm/molK x 237K/1atm = 22.4L

so jsut divide: 893L/22.4L/mole = 39.9 moles

Answer Link

Otras preguntas

Find the following , giving your answers to 1 decimal place

I need help with this please

Which parts of plants do humans eat? roots, stems, and leaves only roots, stem, leaves, and flowers roots and flowers only roots and leaves only

Small earthworms travel at speeds of about 0.2 centimeters per second. What is this speed in meters per second? 0.0002 meters per second

Find the slope of the line. Print 12 10 9 4 2 1 0 . 5 2 12 5 6 7 8 9 10 The slope is Turn it in

What is DRAM AND SRAM

What is the solution to 31-3x + 9) = -18? Ox=-5 O x=5 or x= 1 O x= -5 or x=1 O no solution Hurry please

plzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz

Plz answer ....plzzzzz I will mark u up as brainlest

Changes in the number of chromosomes or the structure of a chromosome are called _____ mutations.