Protium - the most common isotope of hydrogen - has no neutrons in its nucleus.
Answer: short answer short 0.65 / 5.37
15% NaOH by mass is 15g of NaOH in (100-15)g of solution.
No. Of moles of NaOH in solution = 0.65
No of moles of Water in solution = 4.72
Mole Fraction =
(
(Moles of Solvent)
(Moles Of Solute)+(Moles of Solvent)
)
OR
(
(Moles of Solvent)
Total Number Of Moles
)
= 0.65 / 5.37
= 0.121
Explanation:
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Answer: An element is a pure substance. It can not easily be broken down into parts by physical means.
A)True
B)False
<u>The answer is true. </u>
The correct answer for the question that is being presented above is this one: "A a naturally occurring, inorganic solid that has a crystal shape and a definite chemical composition." The correct definition of minerals is that it is a naturally occurring, inorganic solid that has a crystal shape and a definite chemical <span>composition</span>