2) Lungs can hold 2.20L at 102kPa and 37°C of oxygen. How many moles of oxygen are there? please help me

56.16 gregor mendel was the first scientist to use statistics to analyze scientific data. before mendel's experiments, scientists believed that organisms acquired traits from their environment and passed them on to their offspring. after mendel's discoveries were accepted, scientists realized that traits passed to offspring were the result of genes being passed from parents to offspring. this is an example of pls

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)