Review the list of facts. Identify which molecule or compound matches each fact listed. Write the name of each substance with a dash followed by the appropriate fact.
• makes up 21% of Earth's air
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a simple sugar used to generate energy in living organisms
.
a main component of sand
• covers about 71% of Earth's surface
• produces a "fog" effect when it changes from solid to liquid

Joan writes four numbers on the board in standard form, and then she writes their scientific notation

Areaction in which products can react to re-form reactants is

Vi limitens. vastery test select the correct answer. which statement explains why large atoms are more reactive than small atoms? a. large atoms have valence electrons farther from the nucleus and lose them more readily. b. large atoms have greater ionization energy, which they can utilize during a reaction. c. large atoms have a greater number of electrons that they can lose during a reaction. d. large atoms have more energy levels, so they have more energy to pass on in a reaction. reset next