hey all i cant get my mind off my grandma and she died last year in December :( i dont know what to do

The electronic structure or chlorine is 2.8.7 what is the electronic structure of fluorine?

**urgent** roberto plans to use two transformers to reduce a voltage of 120 v to 4 v. he uses a transformer that has 300 coils in the primary winding and 50 coils in the secondary winding. he has four other transformers, as listed in the table. which transformer should roberto use to have an ending voltage of 4 v? a- w b-xc- yd- z

This is the number of complete movements of a wave per second.