4 Al + 3 O2 --> 2 Al2O3

How many grams of Al2O3 are formed when 102 g of Al are reacted?

If many scientists conduct the same or similar experiments, and all obtain similar results, a can be written, which is a generally agreed-upon statement that explains and predicts how a natural phenomenon works.

Stoichiometry- i need with 14 and 15! an explanation would be appreciated!

Most ionic compouds are crystalline solids at room temperature. true falseionic compounds are electrically neutral. true falseionic compounds generally have low melting points. true falsewhen melted, ionic compounds do not conduct electricity. true falsethe electrostatic attraction between an anion and a cation is an ionic bond. true false