Metals non metal metalloids question is the attachment down below

How many moles of bromine are needed to produce 3.23 moles of potassium bromide

The image below shows a weather service map.. i’m not sure if is correct

Dona wrote the characteristics of two types of galaxies as shown below: type a: has a large flattened core type b: does not have a regular shape which statement is correct? type a is an irregular galaxy and type b is a lens galaxy. type a is a lens galaxy and type b is an irregular galaxy. type a is a spiral galaxy and type b is an elliptical galaxy. type a is an elliptical galaxy and type b is a spiral galaxy.