Lab investigator: chemical reactions cannot be used for?

a. building and balancing chemical equations
b. gathering information about elements
c. viewing any chemical reaction in a laboratory
d. viewing some chemical reactions in a laboratory

2. select all that apply
magnesium is
a. dangerous to look at when it burns.
b. found in freshwater lakes.
c. used in photography, fireworks, and flares.
d. a compound made up of two separate elements.
3. the result of a chemical reaction is called
a. the reactant.
b. the element.
c. the compound.
d. the product.