Mathematic properties

What groups on the periodic table show diamagnetic properties? I have no clue.

Is it really good? Please tell me more about it...

Again, I sort of understand how I am supposed to do the proof, but I don't understand what it is I am doing exactly. What is ...

You know my other question, mathematics... Can you put it in simpler form?? Like so it matches this(the riddle underneath)??...

Ok so I need to know the property of these questions (like distributive, associative, ect.) 1.) 9x2 = 2x9 2.) 9 + 0= 9 3.) ...

I am reading about it, in a way I understand what I am supposed to do with the numbers but I do not understand what this proo...

There are 5... all i know are Rational, Whole, Natural and Integers....

Can anyone help me to do this math problem? Determine whether the function is increasing or decreasing in the given interval...

i dont understand why we cant sell stuff. its not like we are hurting anyone by doing it. not physicaly or mentally. its not ...

My math is so week and I want to improve it. How can improve my Mathematics?