What else could you incorporate into this experiment to verify that the gas is responsible for the color change? design an experiment that shows the steps required?

the answer is the first option

explanation:

just googled it m8. not that hard

lol

14 days is the half-life of phosphorus-32

answer:

the answer is 6 valence electrons.

explanation:

valence is the # of electrons on the outer most shell of an atom.

oxygen has 6.

although, the valency of oxygen is 2, because it only needs to make 2 covalent bonds, or gain 2 electrons, to achieve the stable octet configuration of a noble gas.

that's it!

if you need further assistance, let me know: )

~ trueboss72

while cooking a piece of 1/2 pound beef steak, a cast iron pan (2.4kg in weight) was heated 260 celsius.