An exponentially decaying substance was weighed every hour and the results are given below. What is the half-life of the substance? Round to the nearest tenth. 
Definitions:
Chest Pains
A common symptom indicating heart, lung, gastrointestinal, musculoskeletal, or psychiatric issues, requiring medical assessment.
Different Reactions
Varied responses or outcomes in a given situation, reflecting the diversity of individual or situational factors.
Type 1 Diabetes
A chronic condition in which the pancreas produces little or no insulin, a hormone needed to allow sugar (glucose) to enter cells to produce energy.
Sick Role
A sociological concept describing the expectations of behavior and rights of an individual who is ill.
Q1: A town has 1200 people initially. Find
Q4: Bathelt, Gathercole, Johnson, and Astle (2017)suggested an
Q11: An intention to learn typically has what
Q16: Mather and Carstensen (2005)argue that as people
Q23: The posterior midline cortex includes:<br>A)Anterior cingulate cortex,
Q42: The following graph represents the rate of
Q79: The height of an object in feet
Q84: The following table gives the wind chill
Q114: The size of a bird population on
Q125: An amount of $500 was invested in