You have 3 moles of a substance. Which of the following statements is true? You have the same number of particles as in 12 grams of carbon-12.
You have one-third the number of particles that are in 12 grams of carbon-12.
You have six times the number of particles that are in 12 grams of carbon-12.
You have three times the number of
particles that are in 12 grams of carbon-12.

How does the principle of electromagnetism explain the interaction between earth’s magnetic field and the solar wind?

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.

What occurs when a cell engulfs large food particals