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vaieri [72.5K]
2 years ago
13

Select the statements that apply in order to complete the model (you can choose multiple answers).

Physics
1 answer:
Mashutka [201]2 years ago
4 0

The statement a,d and e are correct. The chemical equation must be balanced.

<h3>What is a chemical reaction ?</h3>

One or more compounds, known as reactants, are transformed into one or more distinct substances, known as products. Such a process is known as a chemical reaction.

The given equation is;

\rm  CH_4+2O_2 \arrow \rightarrow CO_2+2H_2O

The statements that apply in order to complete the model is;

a) The products must equal the reactants.

d) One carbon atom and two oxygen atoms are needed to balance the equation.

e) One carbon dioxide molecule should be added to the product side of the equation.

Hence, statement a,d and e are correct.

To learn more about the chemical reaction, refer to the link;

brainly.com/question/22817140

#SPJ1

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Which of the following items has the most inertia while at rest?
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The answer should be (c) because the dog is the one which make a sound of ooooooo
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3 years ago
A thin uniform cylindrical turntable of radius 2.2 m and mass 35 kg rotates in a horizontal plane with an initial angular speed
fenix001 [56]

Explanation:

The given data is as follows.

    M = 35 kg,    radius (r) = 2.2 m,

     m = 17 kg,     = 11 rad/s

We assume that will be the final angular speed.

Now, according to the conservation of angular momentum.

         L_{1} = L_{2}

or,    I_{1} \times \omega_{1} = I_{2} \times \omega_{2}

Putting the given values into the above formula as follows.

  I_{1} \times \omega_{1} = I_{2} \times \omega_{2}

   

or,  

      = \frac{(0.5 \times 35 \times (2.2)^{2}) \times 11}{(0.5 \times 35 \times (2.2)^{2} + 17 \times (1.5)^{2})}

      = 7.58 rad/s

Thus, we can conclude that the angular speed of the clay and turntable is 7.58 rad/s.

4 0
4 years ago
Read 2 more answers
A test rocket is launched vertically from ground level (y = 0 m), at time t = 0.0 s. The rocket engine provides constant upward
Ksenya-84 [330]
I think th<span>e upward acceleration of the rocket during the burn phase is 7.</span>8 m/s2
6 0
4 years ago
In Hooke's law, Fspring=kΔx , what does the Fspring stand for?
Mrrafil [7]

Answer:

The amount of force acting on the spring.

Explanation:

Here, Fspring= kΔx  is a equation denoting the amount of force acting on the spring.

where, k = spring constant.

           Δx= change in the length of the spring.

so, for every Δx change in spring length, kΔx force acts on the spring.

6 0
3 years ago
Read 2 more answers
PLEAASE HELP KE WITH THESE THREE YOULL GET POINTS
lozanna [386]

Answer:

  1. 0.0121
  2. 19.8387
  3. 2.2632

Explanation:

1.

\mathrm{The\:solution\:for\:Long\:Division\:of}\:\frac{0.01223}{1.01}\:\\\mathrm{is}\:0.0121

2.

\frac{\begin{matrix}\space\space&\textbf{\space\space}&\space\space&\space\space&\space\space&4&9&10\\ \space\space&\textbf{1}&9&.&8&\linethrough{5}&\linethrough{10}&\linethrough{0}\\ -&\textbf{0}&0&.&0&1&1&3\end{matrix}}{\begin{matrix}\space\space&\textbf{1}&9&.&8&3&8&7\end{matrix}}\\\\=19.8387

3.

0.1886\times 12\\\\Multiply\:without\:the\:decimal\:points,\:then\:put\:the\:decimal\:point\:in\:the\:answer\\1886\times\:12=22632\\\\0.1886\mathrm{\:has\:}4\mathrm{\:decimal\:places}\\12\mathrm{\:has\:}0\mathrm{\:decimal\:places}\\\\\mathrm{Therefore,\:the\:answer\:has\:}4\mathrm{\:decimal\:places}\\\\=2.2632

3 0
3 years ago
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