Aluminum produces lots of thick, white smoke. The biggest issue with this smoke is that the fumes associated with aluminum __ sharp Decrease vistathy

True or False: Solutes are things that are dissolved (like salt/sugar) true false

24. Write a chemical equation that accurately represents what happens when sulfur(S) and oxygen $(O_{2})$ react to form sulfur trioxide $(SO_{3})$ Make sure you balance the equation.

In which type of bond are electrons transferred? covalent ionic

What is the mass of 0.513 mol $Al_{2}O_{3}$ Give your answer to the correct number of significant figures. (Molar mass of $Al_{2}O_{3}=102.0g/mol)$ 0.513 mol $Al_{2}O_{3}=\square gAl_{2}O_{3}$

3. How is a reaction described when a chemical reaction uses up energy? endothermic exothermic limiting a product

What is most likely to happen in a single displacement reaction? Two ionic compounds rearrange to form two different compounds. A compound breaks apart into individual elements. Two separate elements combine to form a compound. A metal replaces another metal in a compound.

2. a. What are substances called whose water solutions conduct electricity? b. Why does a salt solution conduct electricity? c. Why does a sugar-water solution not conduct electricity?

2. Name two metalloids commonly used in electronics. 3. Explain why metalloids are important in making semiconductors.

What element in group/family 13 does not have a positive charge? carbon beryllium aluminum boron

6. Chunk 6: Rust Formation Rust forms when iron reacts with oxygen and water, creating a new substance with different properties. Iron only Iron, oxygen, and water Iron and carbon dioxide Iron and heat