What do the letters mean in the brackets in the chemical reaction equation and how to balance them.

NaCl (s) + F2 (g)

Explain the processes of convergence and divergence

Iron is extracted from iron oxide in the blast furnace. Calculate the maximum theoretical mass of iron that can be made from 100g of iron oxide

Which of the following is an immune system disorder?

Do metals or nonmetals have the greatest tendency to lose electrons and become positive ions

What is the smallest particle of matter?

How to find the number of neutrons in an atom

A balanced chemical equation indicates both the number of particles of reactants and products and the number of a. orbits. c. nuclei. b. electrons. d. moles

To squeeze a gas into a smaller space

Why does soda fizz when you poor it into a cup?

Which of the following does NOT describe acute exposure to hazardous materials? A. Determination of exposure is almost always after the fact. B. Long time period between exposure to an agent and the onset of symptoms. C.