Which is the correct chemical equation for the following statement? "Sodium reacts with oxygen in a 2 to 1 ratio to produce sodium oxide."

4Na + 2O2 → 2Na2O + O2

Na2O → 2 Na + O2

Na2 + O2 → 2 NaO

Na2O + O2 → 2 Na

Which of these salts is most likely to be soluble? Potassium nitrate OR Iron carbonate OR Copper oxide

What is the difference between an airburst nuclear bomb and a surface bomb?

the combustion of 0.1240 kg of propane in the presence of excess oxygen produces 0.3110kg of carbon dioxide what is the limittinf reacrant?

What does it mean to have high density?

Match the chromatography term with its definition. The volume of solvent traveling through the column per unit time. The elapsed time between sample injection and detection.

A 425.00-gram sample of a compound decomposes into 196.01 grams of carbon, 41.14 grams of hydrogen, 130.56 grams of oxygen, and 57.29 grams of silicon. Experiments have shown the compound has a molecular weight of 208.329.

What characters do all minerals share

Which type of photons in the electromagnetic spectrum contain the least amount of energy?

What is the best reason for the difference in properties of LiCl and C6H14O? LiCl and C6H14O have different atomic masses. Cl and O belong to different groups of the periodic table. One compound is ionic, and the other is metallic.

Why would Pluto be colder than all of the other planets?