Which of these units of pressure are equal in size
i. torr
ii. mm of hg
iii. kpa
iv. atm

1) i and ii
2) i and iii
3) ii and iv
4) ii and iii

What best discribes the relationship between wavelength and frequency in a electromagnetic wave

If 22.5 of nitrogen at 748 mm hg are compressed to 725 mm hg at constant temperature. what is the new volume?

He nucleus contains the cells genetic material in the form of dna. dna is organized into our chromosomes, which are made up of thousands of that determine our traits.