A dog walks away from home at a constant pace for 20 minutes. Next, he stops for a 10-minute nap under a tree. Finally, he walks back home at a constant pace and comes to a stop. Which graph below best represents the motion of the dog in terms of distance from home over time?

Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. a solution containing 3.50 g of sodium carbonate is mixed with one containing 5.00 g of silver nitrate. how many grams of sodium carbonate, silver nitrate, silver carbonate, and sodium nitrate are present after the reaction is complete?