Apiece of copper has a volume of 100.0cm^3 (3power) if the mass of the copper is 890g, what is the density of copper? ?

Explain in detail of the four major scientific developments that spurred the formulation of the plate tectonics theory

Can someone check my work 98 5.05 acids and bases for this assignment you will be comparing acids and bases. the chart below will you organize the information needed: acids bases chemical properties (2) deodorant detergent vinger dish soap physical properties (2) orange juice toilet cleaner drain cleaner window cleaner ph level acid ph goes from 0-4 bases ph goes from 10-14 examples around you (2) vinger coffee lemon juice dark chocolate

Is the flow of energy during vaporizing more like the flow during melting or during freezing