The strongest and most stable chemical bonds are a) covalent bonds

b. Ionic bonds c) hydrogen bonds d) those where free electrons can form other bonds

e. C and d or correct

What is Delta. Gsystem for the system that is described by the following data? Delta. Hsystem = - 345 kJ, T = 293 K, Delta. Ssystem = 465 J/K Delta. Gsystem = Delta. Hsystem - TDelta. Ssystem - 481 kJ - 209 kJ 413 kJ 135,900 kJ

All atoms of an element always have the same number of question 4 options: electrons protons electrons neutrons save

Consider the reaction below. 2 upper N subscript 2 upper O subscript 5 (g) double-headed arrow 4 upper N upper O subscript 2 (g) plus upper o subscript 2 (g).

If an atom of zinc has a mass of 64 it has how many neutrons

What element is oxidized in the following reaction? Zn + CuSO4 yields ZnSO4 + Cu

Why does cotton fabric end up with better dye color than other fabrics?

Compare the advantages and disadvantages of using nuclear energy.

Prokaryotes that can cause diseases are in what domain

This metal is very reactive, has properties similar to magnesium, and is in the same period as bromine. What element is this?

Name two ways that living things use proteins