Answer:
i am not so sure
Explanation:but you r beautiful
Answer: Parts per million (ppm)
Explanation:
Consider the units milligram per milliliter. This gives us one part of the solute per one million parts of solvent. That is 10^ -3/10^-3= 10^-6. This unit is commonly used in analytical chemistry to show very small concentration of analyte. A similar unit is parts per billion(ppb)
Answer:
species originate through allopatric speciation:
Have a good day! :)
Answer:
yes
Explanation:
its safe trust me i have tried it