Chemistry, 09.11.2020 07:10 carolelai08
9. Which statement is always true about the law of conservation of mass?
A. The total mass of the reactants is equal to the total mass of the products.
B. The mass of one reactant is equal to the mass of one product.
C. The total mass of a system changes in a chemical reaction.
D. The mass changes in a phase change, but not in a chemical reaction.
Answers: 3
Chemistry, 22.06.2019 01:30
When an object falls through the air and encounters air resistance its overall speed will be than if it had not encountered air resistance? (one word answer)
Answers: 2
Chemistry, 22.06.2019 07:20
2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here
Answers: 1
9. Which statement is always true about the law of conservation of mass?
A. The total mass of the r...
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