9 When the pH is close to 3, which choice would most likely be the hydrogen ion concentration?
1
1 x 10 - 1.M
3x 10 - 1 M
ООООО
1 x 10-3M
3 x 10 + 3M
could be more than one of these

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.

Butane gas reacts with oxygen gas to give carbon dioxide gas and water vapor (gas). if you mix butane and oxygen in the correct stoichiometric ratio, and if the total pressure of the mixture is 390 mmhg, what is the pressure (in mmhg) of water vapor after the reaction is completed (temperature and volume do not change).

Acompound has the molecular formula c3h8. which class of organic compounds does it belong to?