Cuántos moles de hidrógeno se requieren para que reaccionen dos moles de nitrógeno​

If 10.0 ml of the solution on the right are withdrawn from the 100 ml beaker and diluted again in a similar manner, what is the new concentration? m nacl

Which type of bonding involves the complete transfer of a valence electron from a less electrogrative atom to a more electronegative one

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