1H is the most abundant.
1H has mass nuimber 1, 2H has mass number 2, 3H has mass number 3
It is evident that the only way of having a mean mass number of 1.008 amu, the isotope with mass number 1 amu has to be superabundant.
Opinion? Theory? Are there options for the answer? Generally scientists are sure to keep their findings un-biased, so keeping their own personal opinions or feelings out of the research is essential. They WOULD base their knowledge on facts and Scientific Theory which is slightly different then general theory.
A penny for the scratch test (low hardness)a hand lens for inspection a peice of tile for a streak test a geologic hammer to test for cleavage of fracture and the pocket knife for the scratch test (high hardness)
Answer:
Option (A) : Positive
Explanation:
A combustion reaction will always be associated with a change in entropy that is Positive due to the gaseous products released. Hence, there is a large positive entropy change.
Answer:
Mercury is a chemical element with symbol Hg and atomic number 80. Classified as a transition metal, Mercury is a liquid at room temperature.
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Explanation: