In the reaction 2CO+O2 --> 2CO2, what is the ratio of carbon dioxide to CO?

What determines the average kinetic energy of the particles in a gas? a. the number of collisions b. the number of particles c. the size of the particles d. the temperature

The element that has the greatest electronegativity is

Arrange the elements in order of increasing electronegativity. use the periodic table to you arrange the elements. p o k mg