Question

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Answer 1

Answer:

Atomic absorption spectroscopy, or AAS, is a technique for measuring the concentrations of metallic elements in different materials. As an analytical technique, it uses electromagnetic wavelengths, coming from a light source. Distinct elements will absorb these wavelengths differently.

Answer 2

Answer:

if two angles of a triangle and a side not included by them are congruent with corresponding angle and a corresponding angle not included by them of the other triangle then the triangles are congruent with each other.

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