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Pie
3 years ago
12

Why do the nuclides that are used as radiotracers have short half-lives?

Chemistry
1 answer:
Flauer [41]3 years ago
4 0
Well Some radioisotopes used in nuclear medicine have short half-lives, which means they decay quickly and are suitable for diagnostic purposes; others with longer half-lives take more time to decay, which makes them suitable for therapeutic purposes
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How many valance electrons are in an Adam of each element in group 15 in the periodic table
GuDViN [60]

Answer:5

Explanation:The pnictogen group, or nitrogen group, is located in column 15 of the periodic table. This family consists of the elements nitrogen, phosphorus, arsenic, antimony, bismuth, and ununpentium (N, P, As, Sb, Bi, and Uup, respectively). Each member of this family contains five valence electrons.

5 0
3 years ago
Read 2 more answers
Is a process that could be used to seperate dissolved particles from the liquid in a solutoin?
kaheart [24]
Salutations!

_____ Is a process that could be used to separate dissolved particles from the liquid in a solution?

Distillation is the process that could be used to separate dissolved particles from the liquid in a solution. Distillation best works when liquids have unalike boiling points. It is widely used to to isolate ethanol.

Hope I helped :D
5 0
2 years ago
The addition of phosphate to a chemical compound is called A. glycolysis. B. oxidation. C. reduction. D. phosphorylation.
stich3 [128]

Answer:

Option (D)

Explanation:

Phosphorylation can be simply defined as the addition of a phosphate group to an organic and inorganic molecule. This process helps in regulating the processes that occur in the cells. It leads to the growth and development of cells and this process is efficiently carried out with the help of enzymes like kinase. It also plays an important role in transferring the signals within the cells, synthesis, and functioning of proteins within the cells, and storing as well as releasing of energy.

Thus, the correct answer is option (D).

5 0
2 years ago
Write the complete balanced equation for the following reaction: Al + Fe(NO2)2 Fe + Al(NO2)3
algol13
The equation is already balanced.
7 0
3 years ago
Students in a science class were studying the physical properties of various elements and compounds. One lab group observed that
katrin2010 [14]

Answer:

A:metal

Explanation:

because if a light bulb was placed on metal with force it would light

7 0
2 years ago
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