Does anyone know the square root of bts oops i meant 7 hehe

2.64575131

Explanation:

or 2.65 or 2.7

If u want it in simplest form

Hope this helped1

Have a day!

2.64575131  

This would simplify to 2.65 or 2.7 if you want to round it

Explanation:

Also, hi army!

the density(ratio between mass and volume as m/v) decreases from top to bottom in periodic table group as the size increases and nuclear charge decreases. but in periods density increases from left to right as atom size decreases and nuclear charge increases.

10 years is the answer