A chemical reaction takes place in a closed system. The mass of the reactants before the reaction was 35 grams. what must the mass of the products of the reaction be, according to the law of conservation of mass

the answer to your question is c.

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cock topography

the study of the surface of a large voluptuous cock.

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the correct option is c.

isotopes refers to different forms of the same element with the same atomic number but different mass number as a result of difference in their neutron numbers. isotopes have different relative atomic mass but share the same chemical properties.

it would be d. henry moseley

hope this !

and sorry if i'm late. have a good rest of your day! : d