Yahoo Answers is shutting down on 4 May 2021 (Eastern Time) and the Yahoo Answers website is now in read-only mode. There will be no changes to other Yahoo properties or services, or your Yahoo account. You can find more information about the Yahoo Answers shutdown and how to download your data on this help page.
Science help please?
Suppose that a flask has some vinegar in it and a balloon has some baking soda in it. Next, the balloon is fit over the flask and the baking soda is dumped in. There is fizzing and the balloon fills as gas is produced. The balloon keeps any gas from escaping. If the initial mass of all parts combined is found to be 100g, what should the mass be of all parts after the reaction is complete?
A. 101
B.98
C. 100
D. 99
1 Answer
- hcbiochemLv 77 days ago
C. is the correct answer.
This exemplifies the Law of conservation of mass in chemical reactions. So, the total mass after the reaction will be the same as the total mass before the reaction, or 100 g. C. is the correct answer.
