What is the chemical formula for iron(ii) hydroxide?

Which statement describes how phase changes can be diagrammed as a substance is heated? the phase is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the phase is on the x-axis. the time is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the time is on the x-axis.

Which substances have the lowest melting points: ionic covalent, or metallic

Why did southern business leaders want to increase the number of slaves