<span>A. Discovering a quick way to handle a new problem
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Answer:
Alright bro thats cute, you know earth is really big and its the 3 planet from the star... i think
Explanation:
Revision literally means to “see again” or to basically see something again from a fresh and critical perspective. One of the best things to do during the revision stage is to have someone else proof read the material for you.
Answer:
See explanation
Explanation:
In order to answer this question, we have to look at the principle of conservation of mass. This principle states mass is neither created nor destroyed in a chemical reaction.
Hence, in a chemical system undergoing a reaction, the total number of atoms present in the system remain the same before and after the reaction. This also implies that the weight of the system does not change.
Thus, the weight of a chemical system does not change after a chemical reaction.
