Answer:
A
Explanation:
Clear glass reflects light, but frosted glass absorbs light.
Avogardo's number is a constant, named after the scientist Amedeo Avogadro that represents the number of molecules or atoms that are contained in the amount of substance given by one mole.<span> Na= 6.022×10</span><span>23
Mole on the other hand is </span> a chemical mass unit,defined to be 6.022 x 1023 molecules<span>, </span>atoms, or some other unit. This is the reason why t<span>he mole and Avogadro’s number are now almost synonymous with each other. </span>
C) the scientist made an identification by identifying the amount of drug in her blood and realising it was high
Answer: Fossils
Explanation: fossils are any preserved remains are plants or animals