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Alex17521 [72]
4 years ago
5

63 C = _____ 63 K 336 K 210 K 163 K

Chemistry
2 answers:
swat324 years ago
4 0
T K = ºC + 273

T = 63 + 273

T = 336 K

hope this helps!

Sunny_sXe [5.5K]4 years ago
3 0

Answer : The correct option is, 336 K

Explanation :

The conversion used for the temperature from degree Celsius to Kelvin is:

K=273+^oC

where,

K = temperature in Kelvin

^oC = temperature in centigrade

As we are given the temperature in degree celsius is, 63^oC

Now we have to determine the temperature in Kelvin.

K=273+^oC

K=273+63=336

Therefore, the temperature in Kelvin is 336 K.

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Butadiene c4h6 reacts with itself at 250 degrees celcius to form a dimer with the formula c8h12. The reaction is second order in
goldfiish [28.3K]

Answer:

<em>Rate</em> = k * [C₄H₆]²

Explanation:

It is possible to write the reaction as:

  • 2C₄H₆ → C₈H₁₂

The differential rate law for a simple second order reaction of the type 2A → B is:

  • <em>Rate</em> = k * [A]²

With the above information in mind, the rate law for the reaction of butadiene would be:

  • <em>Rate</em> = k * [C₄H₆]²
8 0
3 years ago
A Bronsted-Lowry acid is defined as a substance that ________. A Bronsted-Lowry acid is defined as a substance that ________. in
Anestetic [448]

Answer: A Bronsted-Lowry acid is defined as a substance that acts as a proton donor.

Explanation:

A substance that is able to donate a proton or hydrogen ion to another substance is a Bronsted-Lowry acid.

For example, HCl is a Bronsted-Lowry acid as it dissociates to give a hydrogen ion.

HCl \rightleftharpoons H^{+} + Cl^{-}

Thus, we can conclude that a Bronsted-Lowry acid is defined as a substance that acts as a proton donor.

3 0
3 years ago
What is economic what is economic ​
irina [24]

Answer:

<h2>ANSWER</h2>
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6 0
3 years ago
Determine the electronegativity difference between the probable bond type and the more electronegative atom with respect to bond
a_sh-v [17]
<span>The electronegativity of the element Se is 2.4, the electronegativity of the element S is 2.5, so the difference between the electronegativity of the elements is 0.1. The probable bond type is non polar covalent bond. Based on the electronegativity values mentioned S is more electronegative.</span>
3 0
3 years ago
The law of conservation of mass states that mass is neither created nor destroyed during a chemical reaction. This can be gleane
GenaCL600 [577]

Answer : The total mass of oxygen gas released in the reaction will be, 12.8 grams

Explanation :

Law of conservation of mass : It states that mass can neither be created nor be destroyed but it can only be transformed from one form to another form.

This also means that total mass on the reactant side must be equal to the total mass on the product side.

The balanced chemical reaction will be,

2MgO\rightarrow 2Mg+O_2

According to the law of conservation of mass,

Total mass of reactant side = Total mass of product side

Total mass of 2MgO = Total mass of 2Mg+O_2

or,

Total mass of 2MgO = Mass of 2Mg  + Mass of O_2

As we are given :

Total mass of MgO = 16.12 grams

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So,

Total mass of 2MgO = Mass of 2Mg  + Mass of O_2

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\text{Mass of }O_2=32.24g-19.44g=12.8g

Therefore, the total mass of oxygen gas released in the reaction will be, 12.8 grams

8 0
3 years ago
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