Identify which element is the least malleable: potassium, calcium, scandium, or titanium

Which actions would increase the rate at salt dissolves in water? stir the water? crush the salt? use less water? heat the water? cool the salt

Calculate - analysis of compound composed of iron and oxygen yields 174.86 of fe and 75.14g of o. what is the empirical formula for this compound?

What substance has a mass of 9.5g and volume of 2.1cm^3