In group 13, the only metalloid, boron, is at the very top of the group. Explain why the rest of the group has metallic behavior but boron does not.

P4 + 3 02 → 2 P2O3 What type of reaction?

Theresa Morgan, a chemist, has a 15% hydrochloric acid solution and a 65% hydrochloric acid solution. How many liters of each should she mix to get 390.625 liters of a hydrochloric acid solution with a 49% acid concentration?

3 ways, explain how advance technology affects the word population

Electromagnetic Spectrum Activity Worksheet Instructions: Choose three activities in your everyday life that involve electromagnetic energy, and fill in the required information below.

25) Potassium phosphide

How many kilojoules of energy are absorbed when 800.0g of water is heated from 20.0º C to 50.0º C

A box experiences a 20 N force to the left and two different 8 N forces to the right. (A) Will accelerate to the left (B) Will accelerate to the right (C) Will not accelerate

Which statement best describes covalent bases

Would gallium, atomic #31, likely form a action or an anion?

How many valence electrons does boron need to be stable?