how can you get the density of a Calcium atom which has a mass of 12.6 mg and a 30 cm3 , then explain if the volume is an Extensive or Intensive property.

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

All of the following are part of the biosphere except

Word equation for k(s) +h2o(l) yield koh (aq) + h2