Answer:
The 'Mole'
Explanation:
In the International Systems of Units i.e. SI, mole is the unit for the measurement of the amount of substances, or in simple terms the number of microscopic molecules or particles in a given sample is measured in mole. It is denoted by the symbol 'mol'.
If in a given sample there are 1 mole particles or molecule then it means that the total number of particles or molecules in that sample is equal to the Avogadro's number and this number has a value of . Mole is used as a measurement unit for various types of microscopic particles like atoms, molecules, ions electrons.
The increased pressure forces the carbon chain structure of whatever element into a crystalline structure since that's the most resilient molecular structure. so is A
It’s the transcontinental railroad i’m pretty sure
Answer:
It allowed us to put a formation date on some geologic cross sections
Explanation:
Absolute dating techniques is an improvement on the older relative dating techniques which only give order of past events but with newer absolute dating techniques, those chronological events are sampled and analysed and more accurate numerical ages assigned to them.
This newer technique has vastly improved the way archaeologists find the age of ancient relics and geologists, rocks.
Answer:
The answer is A. For the record, It's been a couple years since I took bio, but a quick google search did a refresher for me. If you're looking for an answer quickly it might be a better idea to just search it that way, I love this site, don't get me wrong, it can just be slow.
Explanation: