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velikii [3]
3 years ago
15

What did Mendel's cross-population of pea plants prove

Chemistry
2 answers:
Rudik [331]3 years ago
8 0
I think its A because if you do proseccs of illumination... B and C dont make sence at all...and between A and D, A is the best answer


A IS YOUR ANSWER

hope this helps!
Irina-Kira [14]3 years ago
3 0

the correct answer is a

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The second-order rate constant for the following gas-phase reaction is 0.041 1/MLaTeX: \cdotâs. We start with 0.438 mol C2F4 in
pantera1 [17]

Answer:

134.8 seconds is the half-life (in seconds) of the reaction for the initial C_2F_4 concentration

Explanation:

Half life for second order kinetics is given by:

t_{\frac{1}{2}=\frac{1}{k\times a_0}

Integrated rate law for second order kinetics is given by:

\frac{1}{a}=kt+\frac{1}{a_0}

t_{\frac{1}{2} = half life

k = rate constant

a_0 = initial concentration

a = Final concentration of reactant after time t

We have :

C_2F_4 \longrightarrow \frac{1}{2} C_4F_8

Initial concentration of C_2F_4=[a_o]=\frac{0.438 mol}{2.42 L}=0.1810 mol/L

Rate constant = k = 0.041 M^{-1} s^{-1}

t_{\frac{1}{2}=\frac{1}{k\times a_0}

=\frac{1}{0.041 M^{-1} s^{-1}\times 0.1810 mol/L}

t_{1/2}=134.8 s

134.8 seconds is the half-life (in seconds) of the reaction for the initial C_2F_4 concentration

3 0
3 years ago
ILL GIVE BRIANLY, FOLLOW , 5 STARS AND HEARTS
V125BC [204]

Answer:

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Explanation:

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7 0
2 years ago
A rigid container of O has a pressure of 340 kPa at a temperature of 713 K. What is the pressure at 273 K?
tia_tia [17]

Answer:

P₂ = 130.18 kPa

Explanation:

In this case, we need to apply the Gay-Lussack's law assuming that the volume of the container remains constant. If that's the case, then:

P₁/T₁ = P₂/T₂   (1)

From here, we can solve for the Pressure at 273 K:

P₂ = P₁ * T₂ / T₁   (2)

Now, all we need to do is replace the given data and solve for P₂:

P₂ = 340 * 273 / 713

<h2>P₂ = 130.18 kPa</h2>

Hope this helps

4 0
3 years ago
How does an object become electrically charged?will give brainliest
ICE Princess25 [194]

Answer:

It is Though the transfer of charges from one object to another, or (A).

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3 years ago
How to test for sugar in your gingerbread
N76 [4]

Answer:

first of all we have to put sugar in bread and we have to add some ginger paste over it

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