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1.      1. 8g of E2O3 contains 5.6 of ‘E’. How many moles of E does 16.8g of the element ‘E’ contain?

2.     2.  The electronic configuration of an ion Z2- is 2,8 . If the number of neutrons present in the parent atom  ‘Z’ is 11  then what is the nucleon number of Z’ ?

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1.      1. 8g of E2O3 contains 5.6 of ‘E’. How many moles of E does 16.8g of the element ‘E’ contain?

2.     2.  The electronic configuration of an ion Z2- is 2,8 . If the number of neutrons present in the parent atom  ‘Z’ is 11  then what is the nucleon number of Z’ ?

Asked by Sahil Kumar 21st March 2017, 5:50 PM
Answered by Expert
Answer:

Solution to your first query is given below:

Answered by Expert 21st March 2017, 6:03 PM
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