Heat must be added in order for a substance to change from a liquid to a gas. This is call vaporization.
<span>1 The change of matter from a solid state to a gas state is called sublimation.
</span><span>2. When a solute is completely dissolved in a solvent, a solution is formed. (A)
3. Base are used in </span><span>Used in ammonia, Alka-Seltzer, and dish soap
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4. </span><span>TRUE . Simple devices lower the required input force.
5. FALSE. It's the opposite.</span>
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1. An isomers, are molecules with<u> the same chemical formula</u> but <u>different structural formula.</u>
2. <span>Isomers of hexane are <u>skeletal isomers</u>. They have the same chemical formula (C</span>₆H₁₄)<span> but have different
carbon chain and different
chemical properties.
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There are five isomers of hexane.
Look at the attachment :)