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.
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the answer is b & c i believe : )
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You would do 1500/4 and the answer is 375
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answer; 4 electrons;
Another question on Chemistry
Chemistry, 22.06.2019 07:30
Label a-f based on the table using c for concentrated and d for dilute