Multiple ChoiceWhich of the following best explains why the law of conservation of mass should be studied in a closed system?58views
Multiple ChoiceWhen balancing the chemical equation for photosynthesis, 6 CO_2 + 6 H_2O → C_6H_{12}O_6 + 6 O_2, are there any leftover atoms after forming oxygen and glucose? Why or why not?50views
Multiple ChoiceWhy does the law of conservation of mass require that chemical equations be balanced?35views
Multiple ChoiceWhich of the following chemical equations satisfies the law of conservation of mass?43views
Multiple ChoiceWhich of the following chemical equations follows the law of conservation of mass?51views
Multiple ChoiceWhich of the following best represents the law of conservation of mass in a chemical reaction?67views
Multiple ChoiceAccording to the Law of Conservation of Mass, how do the atoms present before a chemical reaction compare to the atoms present after the reaction?68views
Multiple ChoiceAccording to the Law of Conservation of Mass, what happens to the atoms during a chemical reaction?48views
Multiple ChoiceAccording to the Law of Conservation of Mass, what should the total mass of the jar and its contents be after the candle goes out in a closed system?79views
Multiple ChoiceWhich statement is true regarding the Law of Conservation of Mass during a chemical reaction?53views
Multiple ChoiceAccording to the Law of Conservation of Mass, what would happen to the total mass if a chemical reaction occurs inside a sealed plastic bag?68views
Multiple ChoiceWhich statement is true of any physical or chemical reaction according to the Law of Conservation of Mass?54views