Study the diagram. Layer 5
Layer 4
Layer 3
Layer 2
Layer 1
In the diagram, the oldest layer is
A. layer 1
B. layer 2
C. layer 3
D. layer 4
E layer 5

Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?

Adepositional also feature that forms where a stream enters a lake or an ocean is a

Astudent completes a titration by adding 12.0 milliliters of naoh(aq) of unknown concentration to 16.0 milliliters of 0.15 m hcl(aq). what is the molar concentration of the naoh(aq)? 1)5.0 m 2)0.20 m 3)0.11 m 4)1.1 m