Consider the chart describing the element. according to the chart, the element is with an atomic number of a) neon; 3 b) boron; 4 c) lithium; 3 d) nitrogen; 7

Balance this equation: n2 + h2 > nh3, write the following molar ratios: n2 / n2 / nh3 h2 /

Calculate the number of molecules present in 0.750 mol of mgo.

Which is true of a liquid? it has a definite volume but not a definite mass.it has a definite mass but not a definite volume.it has a definite volume but not a definite shape.it has a definite shape but not a definite volume.