The specific gravity of iron is 7.87 and the density of water at 4.00 is 1.00g/cm. You can use this information to find the density of iron. Find the volume occupied by 4.00g of iron

In a popular classroom demonstration, solid sodium is added to liquid water and reacts to produce hydrogen gas and aqueous sodium hydroxide. part a write a balanced chemical equation for this reaction. express your answer as a chemical equation. identify all of the phases in your answer.

What are transitions between a liquid and a solid called? identify which way they are transitioning

How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?