Pourquoi le metral est conducteur de courant electrique?

What’s the theoretical yield of solid lead

The comparison of the number of atoms in a copper coin the size of a penny with the number of people on earth is made to illustrate which of the following? a. that atoms are indivisible b. that atoms are very small c. that atoms are very large d. that in a copper penny, there is one atom for every person on earth

Na chemical reaction, activation energy increases the of the reactants. this outcome causes the particles to collide, which results in the of new products.