How many moles of aluminum oxide can be made if 5.23 mol Al completely react

If an atom gains some extra electrons so that its valence shell becomes full, what happens to the atom? a. it becomes less stable. b. it becomes more stable. c. its charge becomes neutral. d. nothing. it just has more electrons now.

The specific heat of copper is 0.4 J/g^ * C If a sample of copper absorbs 480J of energy and its temperature changes from 20.0 ^ * c to 60.0 ^ * C what mass of copper was heated?

What are the different ways of measuring atoms?

Ionic solids will most likely dissolve in (1) H2O (l), which is a polar solvent (2) H2O (l), which is a nonpolar solvent (3) CCl4 (l), which is a polar solid (4) CCl4 (l), which is a nonpolar solvent

Part 1. A chemist reacted 12.0 liters of F2 gas with NaCl in the laboratory to form Cl2 gas and NaF. Use the ideal gas law equation to determine the mass of NaCl that reacted with F2 at 280. K and 1.50 atm. F2 + 2NaCl → Cl2 + 2NaF Part 2.

Separates substances based on their movement through a special paper

The correct answer is c. Energy processing from corn biofuels is not energy efficient.

When thinking about genetic engineering in agriculture, which type of issue has the most direct consequences? economical issues political issues social issues environmental issues

Which mixture is most likely to form a suspension? flour and liquid water, as in gravy metal coins and liquid water sodium chloride and liquid water tiny water droplets and the air, as in a cloud?

Will give brainliest! Given the following balanced equation: 2K + Br2 - -> 2KBr A. List each element on the reactant side and each element on the product side and assign the correct oxidation number to each. B.