Why are the fruit and vegetable sections called the produce aisle?

Which best explains what happens when an electron moves from an excited state to the ground state? The electron absorbs energy as it moves to a lower energy level. The electron absorbs energy as it moves to a higher energy level.

In an exothermic reaction where does the energy released as heat come from?

The periodic table includes all of the known elements in the world. How are elements arranged on the periodic table? A. by the number of neutrons found in the element B. by the element's name C. by their atomic number D. by their atomic mass

Which of these best explains why the hydrogen Adams in a water molecule are attracted to Cl - ions in sodium chloride (NaCl) ?

Calculate the vapor pressure at 25°C of a solution containing 55.3 g ethylene glycol (HOCH2CH2OH) and 285.2 g water. The vapor pressure of pure water at 25°C is 23.8 torr.

What is the [oh-] in a sample of lime juice with a ph of 2.0?

What is the chemical name for nicl2?

How to determine the formula is you know g and L?

What are the similarities between low mass stars and high mass stars

The atomic number of calcium (Ca) is 20, and it's mass number is 40. What is true about the subatomic particles that make up a neutral atom of calcium? A) It has 20 protons, 20 neutrons and 20 electrons.