Find the density of the box in #1 if it has a mass of 20g

The amount of oxygen that is actually used by the body during the rest or a hand workout is determined by the heart rate, the stroke volume, and the amount of a. blood circulating in the vascular system b. oxygen removed from the vascular system c. oxygen provided to the vascular system d. blood that individual has in the body e. hemoglobin in the red blood cells

What are three important public health tools for addressing heart disease? identify the tools, and explain why they are a benefit to public health. you! : )

During polarizacion potassium has a blank charge sodium has a blank charge and calcium has a blank charge