Answer:
1 zinc
2 chlorine
Step-by-step explanation:
check your periodic table
Answer: 19200 years
The fossil in the above question has aged for 3.3 half lives. Since the half life of a fossil is given as 5730 years, the age of the fossil will be given as:
= 5730 years × 3.3333333
= 19200 years
Therefore, the age of the fossil is 19200 years.
negative represents a decrease
looking at the same place on both matrix, find the difference between the numbers
97 to 89- goes down 8-- so -8
86 to 86 is no change 0
185 to 197 is an increase of 12
210 to 187 is a decrease of 23
39 to 43 is an increase of 4
67 to 73 is in increase of 7
the negative represents a decrease