- Which one of following is diamagnetic? Cu Pt Na Mn?

Discover Questions

Describe how and where new crust material is made. Describe how and where old crust is destroyed.? Could someone help me with these math problems? I can't figure them out. Solve the linear equation;
x+2y=15
y=-2x+0 9x-12y=-3
-12x+16y=4? Diameter of a wheel 80cm. If the wheel rotates through an angle of 200degrees, how many cm does it move? Show steps please!? Questions for medicine I could not get it and I need your help? Name a class of annelids whose members may have protonephridia?