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1; The change of matter from a solid state to a gas state


2. When a __________ is completely dissolved in a __________, a solution is formed.

a.
solute; solvent

b.
solvent; solute

c.
dissolvent; water

d.
particle; mixture


3. Used in ammonia, Alka-Seltzer, and dish soap


4. TRUE or FALSE. The mechanical advantage to simple machines is that they allow a decreased input force to create a larger output force.


5. TRUE or FALSE. Power transfers energy into objects, while work is the rate at which energy is transferred into the object.

Answer :

MissPhiladelphia
1 The change of matter from a solid state to a gas state is called sublimation.

2. When a solute is completely dissolved in a solvent, a solution is formed. (A)

3. Base are used in Used in ammonia, Alka-Seltzer, and dish soap

4. TRUE . Simple devices lower the required input force.

5. FALSE. It's the opposite.

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