Si en un experimento se obtuvieron 18g. de amoniaco (NH³) ¿cuántos moles de amoniaco de produjeron?​

Strong conductivity of plasma allows it to act and react as and

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.

Stage in which a typical star has completely stopped fusion