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Olin [163]
3 years ago
15

Cobalt-62 is a radionuclide with a half life of 1.5 minutes. What fraction of

Chemistry
1 answer:
fredd [130]3 years ago
7 0

Answer:

1/16 is the answer.........

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In what two ways can an object possess energy?
-BARSIC- [3]

Explanation:

An object can possess energy in tow ways by it's motion or position

5 0
3 years ago
According to the Arrhenius concept, an acid is a substance that ________. Group of answer choices can accept a pair of electrons
Schach [20]

Answer:  an increase in the concentration of H^+ in aqueous solutions and  is capable of donating one or more H^+

Explanation:

According to Arrhenius concept, a base is defined as a substance which donates hydroxide ions (OH^-) when dissolved in water and an acid is defined as a substance which donates hydrogen ions (H^+) in water.

According to the Bronsted Lowry conjugate acid-base theory, an acid is defined as a substance which donates protons and a base is defined as a substance which accepts protons.

According to the Lewis concept, an acid is defined as a substance that accepts electron pairs and base is defined as a substance which donates electron pairs.

Thus According to the Arrhenius concept, an acid is a substance that causes an increase in the concentration of H^+ in aqueous solutions and  is capable of donating one or more H^+

5 0
4 years ago
Balance the following equation____H2 + ____O2 → ____H2O
Snezhnost [94]

Answer:

2

Explanation:

Since it has to be 2H2+02→2H20 for it to be balanced.

3 0
3 years ago
Why is the robotic surgical system a bit like a video game?
koban [17]
It is a bit like a video game because when you dumb it down, it's basically a small robotic thing that is controlled by a controller. In video games, you have an avatar being controlled inside a game using a gamepad, in surgery you have a little machine inside of a person's body being controlled using a computer.
8 0
4 years ago
What is the symbol of the new atom?<br><br>Also, is the atomic number 86?
katrin [286]

Answer:

Rn

Explanation:

Rn is the symbol for radon with the atomic number of 86

7 0
3 years ago
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