Name 4 other gases in the atmosphere besides oxygen and nitrogen

Why is water displacement an effective way of measuring the volume of an irregular solid?

For the reaction 2Co3 + (aq) + 2Cl - (aq) →2Co2 + (aq) + Cl2 (g). E∘=0.483 V what is the cell potential at 25 ∘C if the concentrations are [Co3+] = 0.190 M, [Co2+] = 0.205 M, and [Cl-] = 0.144 M, and the pressure of Cl2 is PCl2 = 7.30 atm?

The result of one experiment carried out by a research team would be considered valid if

In which substance does chlorine have an oxidation number of + 1? (1) Cl2 (3) HClO (2) HCl (4) HClO2

If a Ferrari with an initial velocity of 10m/s accelerates at a rate of 5m/s2 for 3 seconds. What will it's final velocity be?

175 mL of a 1.6 M solution of KCl is diluted to a new volume of 1.0 L. What is the new concentration of the solution? 0.13 M KCl 0.28 M KCl 0.85 M KCl 1.1 M KCl

What is the PH of a 0.05M solution of the strong base Ca (OH) 2 at 25C

After a rock breaks down, materials that are left combine with organic materials to form

How many additional electrons can fit into the n = 3 shell of sulfur?

In a titration, what is the name of the substance that is being determined?