Why do elements in the same group have similar properties

Convert 0.60 grams of Fe to atoms of Fe

What is an ion? A. An atom that has lost or gained 1 or more electrons O B. An atom that has lost or gained 1 or more neutrons O C. An atom that has lost or gained 1 or more protons D.

Which science tool colud be used to reflect light

The ksp of calcium carbonate, caco3, is 3.36 * 10-9 m2. calculate the solubility of this compound in g/l.

Enter the balanced complete ionic equation for agno3 (aq) + nacl (aq) →agcl (s) + nano3 (aq).

Determine the pH of a 0.350 M solution of HA. The pkb of A - is 12.830.

Which statement is true about oxygen-17 and oxygen-18?

A man is making chicken noodle soup and has found it to be too salty. What method could he use to make the soup less salty? a. Add equal measured amounts of water to the soup. b. Bring the soup to a boil so that some of the broth evaporates. c.

A solution of H2SO4 (aq) with a molal concentration of 3.97 m has a density of 1.216 g/mL. What is the molar concentration of this solution?

How can you chose values for x when making a table of values representing a real world situation?