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vladimir2022 [97]
4 years ago
7

What is The strength of a hurricane is ranked from 1 to 5 on the _________________.

Chemistry
1 answer:
UkoKoshka [18]4 years ago
8 0
Richter Scale.

Hope this helps!
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Which of the following is most likely to lose electrons in an ionic compound?
ANTONII [103]

Answer:

a. Lead (Pb)

Am 100% sure

Hope it helps

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4 0
3 years ago
If the equilibrium constant for the reaction A 2B C 5/2 D has a value of 4.0, what is the value of the equilibrium constant for
nirvana33 [79]

Answer:

K'=\frac{1}{16}

Explanation:

Hello!

In this case, since the given reaction is:

A+ 2B \rightleftharpoons C+ \frac{5}{2} D

Whereas the equilibrium constant is:

K=\frac{[C][D]^{5/2}}{[A][B]^2} =4.0

However, the new target reaction reverses and doubles the initial reaction to obtain:

2C+5D \rightleftharpoons 2A+4B

Whereas the equilibrium constant is:

K'=\frac{[A]^2[B]^4}{[C]^2[D]^5}

Which suggest the following relationship between the equilibrium constants:

K'=\frac{1}{K^2}

So we plug in to obtain:

K'=\frac{1}{4.0^2}\\\\K'=\frac{1}{16}

Best regards!

8 0
3 years ago
How many atoms of hydrogen are in two moles of ch4?
ziro4ka [17]
There are four Hydrogen atoms in one molecule of Methane (CH₄).
And there are 6.022×10²³ molecules in 1 mole of CH₄.
So,
Number of Hydrogen atoms is 1 mole of CH₄ are,

                      =  6.022 × 10²³ × 4
                 
                      =  2.4 ×10²⁴ Hydrogen Atoms

Now calculating for 2 moles,

As,
                   1 mole of CH₄ contains  =  2.4 ×10²⁴ Hydrogen Atom
Then,
             2 moles of CH₄ will contain  =  X Hydrogen Atoms

Solving for X,
                          X  =  (2 moles × 2.4 ×10²⁴ Hydrogen Atom) ÷ 1 mole

                          X  =  4.8 × 10²⁴ Hydrogen Atoms
5 0
4 years ago
you are assisting in taking a final impression of a patient's mandibular arch, using an automix material. after transferring the
inessss [21]

Answer:

i

Explanation:

8 0
3 years ago
Carbon burns with oxygen to produce carbon dioxide gas. Which of these shows the correct chemical reaction?
zepelin [54]
A CO2=C+O THAT IS THE ANSWER
6 0
3 years ago
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