Which formula represents a mixture

According to Dalton's atomic theory, which of the following best describes an atom? Can be destroyed Present in all matter Composed of elements Does not contain particles

2. What trend would you predict for the next ten years for each region

At STP 10 grams of CO can be dissolved in 3 L of water. Calculate the solubility of carbon monoxide at 200kPa.

Which one of the following is an element? A. Salt water B. Sugar C. Oxygen D. Chocolate chip cookies

In chemical reactions, there is a conservation of what?

How many valence electrons are in atom of sulfur?

My sister needs this answered! Donald is creating an experiment to determine if fertilizer affects plant color. He makes this statement: "If each plant receives a different amount of fertilizer, then the plant's color intensity will change.

What would happen to life if earth were in a different location within the solar system

Substance that undergoes a change in a chemical reaction is a. a product c. a reactant. b. a chemical. d. an enzyme.

List the number of protons, neutrons, and electrons in Iodine-127. (atomic number is 53)