Respuesta :
According to the Law of Conservation of Mass, the bag should weigh 40g after the reaction has finished.
LAW OF CONSERVATION OF MASS:
- The law of conservation of mass states that matter can neither be created nor destroyed.
- This implies that in a chemical reaction, the amount of reactants must equate the amount of products.
- In this question, Clarissa adds 15g of baking soda to 25g of vinegar in a bag, the resulting product will have a total mass of 25 + 15 = 40g, in accordance to the law of conservation of mass.
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