Which notation represents an atom of sodium with an atomic number of 11 and a mass number of 24

Explain why both square planar and tetrahedral complexes have coordination number=4, and yet square planar complexes can never be chiral while tetrahedral complexes can.

What is 420,000 in scintific noattion?

What is tge average atomic mass of chlorine

What is the correct electron configuration for oxygen? a. 1s22s22p4 b. 1s22s22p5 c. 1s22s22p63s23p2 d. 1s22s22p63s23p4

Given four cylinders containing equal amounts of oxygen gas, in which of the following would the oxygen molecules collide most frequently? a cylinder at a temperature of 268 K a volume of 0.

Calculate the mass of nickel metal which will react with 25mL of 0.15mol/L ( hydrochloric acid to produce nickel (II) chloride. 0.110625g

Is a landslide an example of erosion or weathering

How much is in one star

How many grams of oxygen can be produced from the decomposition of 100. g of kclo3?

If a solution has a hydronium ion concentration of 1x10^-9 m the solution is a) acidic and has a pH of 5 b) basic and has a pH of 9 c) basic and has a pH of 5 d) acidic and has a pH of 9