Identify the excess or deficiency of electrons in each atom relate to an atom of the closest noble gas. Then predict the formula of the compound formed when these elements interact: 1a.) sodium and chlorine ( to form sodium chloride)

1b.) calcium and oxygen (to form calcium oxide)

1c.) magnesium and chlorine (to form magnesium chloride)

1d.) aluminum and oxygen (to form aluminum oxide)

Determine the mass of fuel required for the expected energy consumption in the united states for the next ten years. energy use per person per year in the united states = 3.5 x 1011joules base calculations on current population of 310,000,000.

The following reaction shows the products when sulfuric acid and aluminum hydroxide react. al(oh)3 + h2so4 → al2(so4)3 + h2o the table shows the calculated amounts of reactants and products when the reaction was conducted in a laboratory. sulfuric acid aluminum hydroxide initial amount of reactant 40 g 15 g theoretical yield of water from reactant 14.69 g 10.38 g what is the approximate amount of the leftover reactant? 11.73 g of sulfuric acid 10.33 g of sulfuric acid 11.12 g of aluminum hydroxide 13.67 g of aluminum hydroxide

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation: