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Jobisdone [24]
3 years ago
8

The first radioisotope to be put to use medically was iodine-131.

Chemistry
1 answer:
densk [106]3 years ago
6 0
The first radioisotope to be put to use medically was iodine-131 is True. It was discovered in 1938 by Glenn Seaborg and John Livingood. It is linked to medical diagnosis and treatments, natural gas production and nuclear energy. 
<span>The following statement: "Proponents of nuclear energy believe that it is a safer, cleaner, and more efficient way of making electricity than coal-fired power plants" is True.  Nuclear energy is energy that is stored in the nucleus of an atom. It is used in the generation of electricity. </span>
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In sience is copper a element or not a element
sukhopar [10]

Answer:

a element

Explanation:

In science copper is a element. It is one of the transition metals found on the periodic table of elements.

Elements are distinct substances that cannot be split-up into simpler substances. Such substances consist of one kind of atom.

There are over a hundred elements that are known till date.

Each elements combines to form a compound

7 0
3 years ago
The following structure depicts three C atoms, two Br atoms, and eight H atoms,
Darya [45]

Answer: False

Explanation: There are four carbon atoms , eight hydrogen atoms and two Bromine atoms.

As the carbon forms four covalent bonds, every carbon must have four bonds and thus the formula of the compound is BrCH_2-CH(Br)-CH_2-CH_3.

IUPAC name of the compound is 1,2 di-bromobutane. As the carbon chain is 4 atoms long the word used is but and all the bonds are single bonds, thus the suffix used is ane.

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3 years ago
Did changing the concentration of the solid effect the change in temperature of the reaction?
wolverine [178]
I’m pretty sure it’s true
7 0
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Which kind of investigations allow for the control of variables?
Butoxors [25]

Answer:

the answer to this is O hypothesis

5 0
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How many moles of oxygen are there in 3 moles of Zn(NO3)2? (2 points)
muminat

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