1. Matter cannot be created or destroyed in a chemical reaction
2. Numbers of reactant and product atoms
3. 20 g
4. A sealed jar of salad dressing
5. Two
Thought I’d give back a lil since I couldn’t find these answers online <3
Which statement best describes the law of conservation of mass?
A. Matter cannot be created or destroyed in a chemical reaction
B. Reactants in a chemical reaction rearrange to form a new substance or substances
C. Reactants and products cannot escape from a closed system
D. Chemical symbols are used to show atom balance before and after a reaction.
9 answers
You're Awesome Samado
Samado is 100% correct. Thank you so much!
100% correct
samando is correct 100%
Thank you sm<3
Samado is still correct as of april 4,2022
Samado? nah dude this is definitely a Kamado
Seems to be 100% correct as of 4/19/22.
15 answers