By trading and Conquering
Answer:
Abstract
Nitrous oxide has been used therapeutically as an anesthetic and an analgesic for more than 100 years. The anesthetic effect is thought to be mediated primarily by the reversible inhibition of the N-methyl-d-aspartate type of glutamate receptors resulting in inhibition of excitatory glutamatergic neurotransmission. Nitrous oxide exerts it analgesic effects via activation of opioidergic neurons. Most significant human exposure to nitrous oxide occurs in medical settings either by therapeutic administration or as unintended exposure:
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Your question: The deepest well that has ever been drilled on the earth is ________ deep, about 1/500th of the radius of the earth.
Your answer: The deepest well that has ever been drilled on the earth is 12.3 km deep, about 1/500th of the radius of the earth.
Any queries ^?
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Answer:
A diatomaceous earth is ia an example of light-colored sedimentary rock
Explanation:
- Composed chiefly of siliceous shells of diatoms are soft and are friable rock this rock often floats on the water just like pumice before the pores are initially filled with water and are usually white.
- The silica is formed from the weathered silicate rocks and besides these deposits are geologically young, they have become abundant since the past 50 million years ago.
- The wine and beer industry make use of diatomaceous earth also added in toothpaste as it has milder abrasive properties.
Answer:
Currently, we're in the Phanerozoic eon, Cenozoic era, Quaternary period, Holocene epoch and the Meghalayan age.
Explanation:
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