C. cells is your answer.
Cells are the most basic building blocks, in which a group of cells create a <em>tissue</em>, and a group of tissue creates an <em>organ</em>.
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Answer:
V1= 150ml
Explanation:
C1= 1.25, V1=?, C2= 0.75, V2= 250ml
Applying dilution formula
C1V1= C2V2
V1= (0.75×250)/1.25 = 150ml
Answer:
the oldest rocks are in the center of the dome structure.
Explanation:
Answer:
The concentration of nitrate ion
is 0.033 M.
Explanation:

1 mole of
= 3 mole 
Let
= 3y
then according to above reaction,
= y
= 0.10 M (given)
= ?
3y = 0.10 M

y = 0.033 M
So ,concentration of
= y = 0.033 M
Answer: A. Salt in the Dead Sea is saltier