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astraxan [27]
3 years ago
11

What are C-12, C-13, and C-14 called?

Chemistry
2 answers:
NeX [460]3 years ago
6 0

Carbon 12, Carbon 13, and Carbon 14.

KonstantinChe [14]3 years ago
5 0
They’re different isotopes of the element Carbon, which means that each carbon has a different amount of neutrons that c-13 (7 Neutrons) but lower amount of neutrons that c-14 (which has 8 neutrons)
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Which of the following arrangements of the visible colors of light is in the correct order of increasing energy?
IrinaK [193]
Violet, indigo, blue, green, yellow, orange, red
4 0
3 years ago
Can you please help
zysi [14]

Answer:

9.

a. NH2CH2COOH

b. The function group is what I put in bold.

c. carboxylic acid and amine

10.

a. NH2CH(CH3)COOH

b. The functional group is in bold.

c. carboxylic acid and amine

Explanation:

NH2 is amine (amino acid)

COOH is the carboxylic acid (acetic acid)

8 0
3 years ago
Given the value of the equilibrium constant (Kc) for the equation (a), calculate the equilibrium constant for equation (b)
matrenka [14]

Answer: The value of equilibrium constant for new reaction is 1.92\times 10^{-25}

Explanation:

The given chemical equation follows:

O_2(g)\rightarrow \frac{2}{3}O_3(g)+\frac{1}{2}O_2(g)  

The equilibrium constant for the above equation is 5.77\times 10^{-9}

We need to calculate the equilibrium constant for the equation of 3 times of the above chemical equation, which is:

3O_2(g)\rightarrow 2O_3(g)

The equilibrium constant for this reaction will be the cube of the initial reaction.

If the equation is multiplied by a factor of '3', the equilibrium constant of the new reaction will be the cube of the equilibrium constant of initial reaction.

The value of equilibrium constant for reverse reaction is:

K_{eq}'=(5.77\times 10^{-9})^3=1.92\times 10^{-25}

Hence, the value of equilibrium constant for new reaction is 1.92\times 10^{-25}

5 0
3 years ago
A gas mixture at 0°C and 1.0atm contains 0.010mol of H2, 0.015mol of O2, and 0.025mol of N2. Assuming ideal behavior, what is th
Olegator [25]

Answer:

PH₂ = 0.2 atm

C) About 0.20atm, because H2 comprises 20% of the total number of moles of gas.

Explanation:

To determine the partial pressure of hydrogen gas (H2) in the mixture,

Partial pressure H₂ = Ptotal * xH₂

xH₂ = Mole fraction of H₂ = ∩H₂ / ( ∩H₂ + ∩O₂ + ∩N₂)

xH₂ = 0.01 / (0.01 + 0.015 + 0.025)

xH₂ = 0.01/0.05

xH₂ = 0.2

therefore

PH₂ = pT * xH₂

PH₂ = 1.0 atm * 0.2

PH₂ = 0.2 atm

so the correct option is C)  About 0.20atm, because H2 comprises 20% of the total number of moles of gas.

7 0
3 years ago
Name two fluid technologies that make use of water
labwork [276]
I googled it and someone said fire extinguisher and a refridgerator ...
6 0
3 years ago
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