How is a chemical change different from a physical change?

In which state do molecules have the highest kinetic energy? in the liquid state in the solid state in the gaseous state during the phase change from liquid to gas

How many atoms are in 80.45 g of magnesium?

Plants produce a variety of substances:food, flavoring, drugs, poisons. this is a result of

What is a significant advantage to the cell in having pyruvate dehydrogenase consist of a large

What is the name of a solution whose concentration of solute is equal to the maximum concentration that is predicted from the solute's solubility? O dilute O saturated O unsaturated O supersaturated Mark this and return Save and Exit Next Submit

What is an ion (1 mark) what is the charge on a chloride ion (1 mark) what is an ionic bond (1 mark)

Why do northern lights appear in different colors? Because charged particles of solar wind ignite different gases in Earth's atmosphere Because electrons and protons of solar wind ignite the plasma present in the corona Because electrons and protons

Which organ system consists of the following levels of organization? kidney cells - - > kidney tissues - - > kidney A. excretory B. circulatory C. respiratory D. integumentary

Identify the product of radioactive decay and classify the given nuclear reactions accordingly.

If a 860. ml of linseed oil has a mass of 680 g, what is the density of the oil