How many grams of aluminum is required to react with 75.0 ml of 2.50 M HCl?

The best solution for preventing harm to people and pets from severe hurricanes involves determining and warning residents about what

According to the vsepr theory what is the shape of a molecule that has a central atom valence three other items with no lone pairs of electrons

In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?