himani

what happens to so3 when placedat high temp?

a metal bar weighs 9 grams .93% of of the bar is silver.how many grams of silver is in the bar?

calculate density of atoms in(001) in Lithium answer in units of atoms/cm2

a chemical analysis that silicon crystal weighing 100 gm containing 16.5 mg of aluminium which is substitutionally incorporated (the aluminium atoms replaced some of the silicon atom) what is the number of extrinsic charge carriers in this crystals? answe...

the youngs modulus for the steel is 20.7*10^10 N/m2,how much will a 2.5 mm diameter wire 12 cm long, be strained when it support a load of 450 N? express strain as decimal not a %

8.59e18

conduction band donor level,-------- band gap valence band

The answer isn't 10. It is 80 - 24 - 18 = 38.