Which of the following could have the electron configuration 2.8?
i. sodium (na) atom
ii. lithium (li) ion
iii. oxygen (o) ion
iv. neon (ne) atom
v. sulfur (s) ion

What type of reaction is shown below? check all that apply. 2h2o2 → 2h2o + o2 synthesis decomposition combustion

Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.

The diagram below shows the movement of particles. what does this piece of evidence best support? the collision theory the maxwell-boltzmann distribution the effect of pressure on reaction rates the effect of temperature on reaction rates