Answer:
first you'I study and just a question from this app
Answer:
The first one. Brainly is also in spanish
Answer:
the number of protons identifies what element it is, since it has 35 protons it is Bromine
number of protons=atomic number
Answer:
8-3=5 5+2=y is this good bro
Step-by-step explanation:
Square root is equivalent to 1/2 power:

Square root of 9 is 3. Multiply the exponents by 1/2 to get:
