An example of a radioactive isotope is waht

Comare and contrast physical property and chemical property

What is the name of group 4a

How many grams of potassium chloride must decompose to produce 69.9 milliliters of potassium metal, if the density of potassium is 1.78 g/mL? Show all steps of your calculation as well as the final answer.

Consider four elements from Group 7A: fluorine in the second period, chlorine in the third period, bromine in the fourth period, and iodine in the fifth period. Which element has the largest first ionization energy?

When a chemical reaction occurs,

If you drink at 2am can you pass a drug test at 6pm

What do we call a substance that can act as both an acid and a base?

Calculate the solubility (in g/l) of silver chromate in water at 25°c if the ksp for ag2cro4 is 1.1 * 10-12. 2.7 * 10-2 g/l 2.2 * 10-2 g/l 3.4 * 10-2 g/l 3.5 * 10-4 g/l

Which equations represent precipitation reactions? More than one can be chosen. A. Na2S + FeBr2 → 2NaBr + FeS B. MgSO4 + CaCl2 → MgCl2 + CaSO4 C. LiOH + NH4I → LiI + NH4OH D. 2NaCl + K2S → Na2S + 2KCl E. AgNO3 + NaCl → AgCl + NaNO3

The amount of massin a given volume of air is