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lorasvet [3.4K]
3 years ago
8

Medical diagnosis and ______ are common uses of radioactive elements in health care.

Chemistry
1 answer:
KengaRu [80]3 years ago
6 0
<span>The half-life of Carbon 14 and radionuclides are used to estimate the absolute (versus relative) age of pre-history items </span>
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What information can be found on a diagram of the earths energy budget
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Answer:

Explanation:

the balance between the energy that Earth receives from the Sun, and the energy the Earth radiates back into outer space after having been distributed throughout the five components of Earth's climate system.

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A group of students collects data to determine whether compounds were ionic or covalent. They placed each compound in a small bo
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3 years ago
The mass of a quantity of NiCl2
Gennadij [26K]
Not sure, is it <span>:
</span>B.
<span> 1.9 3 1027 NiCl2
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3 0
3 years ago
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The densities of crystalline co2 and nh3 at 160 k are 1.56 and 0.84 g/cm3, respectively. calculate their molar volumes.
Neporo4naja [7]
The molar volume, symbol Vm<span>, is the </span>volume occupied by one mole of a substance at a given temperature and pressure. <span>It is equal to the </span>molar<span> mass divided by the mass density. Therefore, we calculate as follows:

Vm(CO2) = 44.01 / 1.56 = 28.21 cm^3 / mol
</span>Vm(NH3) = 17.03 / 0.84 = 20.27 cm^3 / mol
7 0
3 years ago
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If there is 5 atoms of oxygen in the reactant, how many oxygen atoms must be in the product​
tiny-mole [99]

Answer:

5

Explanation:

It requires 20 chracters to fill this answer

4 0
2 years ago
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