PHY SCI FINAL REVIEW

Front

What is the relationship between temperature and solubility?

Back

As temperature increases, solubility generally increases for most solids.

Front

What type of chemical reaction is represented by the equation 8Fe + S₈ --> 8FeS?

Back

Synthesis reaction.

Front

What type of radiation can be blocked by a thick piece of paper?

Back

Alpha radiation.

Front

Which of the following is an example of a covalent compound?

Back

Cl₂ (Chlorine gas) is a covalent compound.

Front

In a solution of dish detergent and water, what is the solute and what is the solvent?

Back

Detergent is the solute and water is the solvent.

Front

What is a covalent bond?

Back

A covalent bond is a chemical bond formed by the sharing of electron pairs between atoms.

Front

What is the difference between a synthesis reaction and a decomposition reaction?

Back

A synthesis reaction combines two or more substances to form a new compound, while a decomposition reaction breaks down a compound into simpler substances.

Front

What is the definition of solubility?

Back

Solubility is the ability of a substance to dissolve in a solvent at a given temperature and pressure.

Front

What are the three main types of radiation?

Back

Alpha, Beta, and Gamma radiation.

Front

What is the formula for calculating density?

Back

Density = Mass/Volume.