What the mass of a 1.00cm3 piece of iron having a density of 7.90g/cm3

8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a

How does a large body of water, such as the ocean, influence climate?