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Olegator [25]
3 years ago
11

PLEASE HELP

Chemistry
1 answer:
DENIUS [597]3 years ago
3 0

I believe that it is B

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Look at the electron-dot diagram. What type of bond would two sulfur atoms require to form a molecule?
Blababa [14]

Answer:

Double Covalent

Explanation:

When two of the same element combine it will always be a covalent bond between them and since sulfur has two lone electrons it will make a double bond between the two to have a full octect

4 0
3 years ago
What symbol is used in a chemical equation to indicate “produces” or “yields”?
marysya [2.9K]

Answer:

This should help you with your problem

8 0
4 years ago
If a plant produces 3.21 mol of c6h12o6, how many moles of co2 are needed?
xenn [34]
Photosynthesis is the process by which CO₂ is converted to an organic compound. The complete reaction is as follows;
6CO₂ + 6H₂O --> C₆H₁₂O₆ + 6O₂
stoichiometry of CO₂ to C₆H₁₂O₆ is 6:1
For 1 mol of C₆H₁₂O₆ to be formed - 6 mol of CO₂ is required 
Therefore for 3.21 mol of C₆H₁₂O₆ to be formed - 6 x 3.21 mol of CO₂ required 
Number of moles required are - 19.26 mol of CO₂ 
3 0
3 years ago
Use the Trapezoid Rule to approximate the value of the definite integral
bogdanovich [222]

Answer:

7.0625

Explanation:

The trapezoidal rule ( this is an approximation ) tells you that the average of the left and right endpoints should be as follows,

\int _a^bf\left(x\right)dx\:\approx \frac{\Delta \:x}{2}\left(f\left(x_0\right)+2f\left(x_1\right)+...+2f\left(x_{n-1}\right)+f\left(x_n\right)\right)

where \Delta \:x\:=\:\frac{b-a}{n} ... at this point we can apply the Riemann Formula, in order to divide the interval 0 ≤ x ≤ 2 into n = 4 subintervals of length \:\Delta x=\frac{1}{2}\:.

x_0=0,\:x_1=\frac{1}{2},\:x_2=1,\:x_3=\frac{3}{2},\:x_4=2 ,

\frac{\Delta x}{2}=\frac{\frac{1}{2}}{2}=\frac{1}{4}

= \frac{1}{4}\left(f\left(x_0\right)+2f\left(x_1\right)+2f\left(x_2\right)+2f\left(x_3\right)+f\left(x_4\right)\right) - Let's calculate the sub intervals for each, substituting to receive our solution.

f\left(x_0\right)= 0 ( this is as 0⁴ is 0 )

2f\left(x_1\right)= 1/8 ( this is as 2\left(\frac{1}{2}\right)^4=1/8 )

2f\left(x_2\right)=2 ( 2 * 1⁴ is 2 )

2f\left(x_3\right)= 81/8 ( this is as 2\left(\frac{3}{2}\right)^4 = 81/8 )

And finally f\left(x_4\right) = 16, as 2⁴ is 16. Therefore, let us plug in our solutions for each into the primary expression, and solve,

\frac{1}{4}\left(0+\frac{1}{8}+2+\frac{81}{8}+16\right) = 7.0625 - this is our solution. The correct answer is option c, and i hope this clarifies why.

8 0
3 years ago
Read 2 more answers
Help with this instruction booklet
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5 0
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