A restaurant sells cheeseburgers for $5.00 and French fries for $3.00. An equation that represents the number of cheeseburgers and French fries that can
be bought for $20.00 is 5x + 3y = 20. Rearrange the equation to solve for the
number of French fries. *

What must be in balance for temperatures to remain constant?

3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.

When a beta particle is emitted, the mass number of the nucleus a. decreases by one b. increases by one c. remains the same d. decreases by two