In any chemical compound the elements are always combined in the same proportion by__.

a) charge

b) mass

c) volume

d) density

What is atom? Use your response to answer the question.

How can patterns of prevailing winds influence local weather in terms of cloud formation?

Organic chemistry involves which type of study? A. The study of compounds and chemicals containing carbon, which include pharmaceuticals, drugs, and plastics. B. The study of matter and processes that occur in biological organisms. C.

What is the significance of Einstein's famous equation E = mc2

If chlorine gas is bubbles through an aqueous solution of sodium iodide, the result is elemental iodine and aqueous sodium chloride solution. What kind of reactions took place?

Which of the following statements best describes the basic structure of an atom? Electrons and protons are in motion around a nucleus that contains neutrons Neutrons are in motion around a nucleus that contains protons and electrons Protons are in

Which of the following elements is released into the atmosphere by all of these processes: volcanic outgassing, animal respiration and flatulence, burning of fossil fuels, and metamorphism of limestone? a. Carbon. b. Nitrogen. c. Oxygen. d. Sulfur

A phase change from a solid to a gas is called what

What is the meaning of semipermeability?

What type of reaction does Fe+Ag2SO4-FeSO4+Ag