A student dissolved 0.515 mol of magnesium chloride in enough water to make 225 mL of solution. What is the molar concentration of the magnesium ion in solution?

The answer to this problem is. 67

The correct answer should be "electrons orbit the nucleus in circular motions exactly as shown on the classic bohr model."

The atomic nucleus made up from protons (yellow) and neutrons (blue) and held together by nuclear forces. nuclear forces (also known as nuclear interactions or strong forces) are the forces that act between two or more nucleons. they bind protons and neutrons (“nucleons”) into atomic

Answerstudying coal cumbustion as an energy source;