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aliya0001 [1]
3 years ago
13

What factors affect the intensity of light received from a source

Chemistry
1 answer:
pishuonlain [190]3 years ago
3 0
Distance. Basically the further or closer you are to the light source affects how bright or intense it is.
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if 12 molecules of methane reacted with plenty of oxygen, we should expect to produce____ molecules of car on dioxide and _____
ziro4ka [17]

Answer:

12 molecules of carbon dioxide

24 molecules of water

Explanation:

Given parameters:

Number of molecules of methane = 12 molecules

Unknown:

Number of molecules of carbon dioxide = ?

Number of molecules of water = ?

Solution:

The given amount of methane is the limiting reagent in this reaction. By this, we can ascertain the amount of products that will be formed and the extent of the reaction.

We first write the balanced chemical equation for this reaction;

             CH₄     +    2O₂    →     CO₂   +     2H₂O

From balanced equation;

                 1 mole of methane produced 1 mole of carbon dioxide

  12 molecules of methane will produce 12 molecules of carbon dioxide

Also;

             1 mole of methane produced 2 moles of water;

12 molecules of methane will produce (12 x 2)molecules = 24 molecules of water

5 0
3 years ago
Which of these does not describe a form of electomagnetic radiation?
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What are the possible answers?
3 0
4 years ago
Please select the word from the list that best fits the definition The point beneath the surface where rock breaks and an earthq
Shkiper50 [21]
<span>The point beneath the surface where rock breaks and an earthquake is produced is known as the focus</span>
6 0
4 years ago
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If 1.80 moles of NaCl was dissolved in enough water to make 3.60 L of solution, what is the Molarity?
sweet-ann [11.9K]

Answer:

0.5M

Explanation:

The equation for molarity is:

  • M = \frac{mol}{liters} ; where the "M" stands for molarity, the "mol" stands for moles of solute and the "liters" means the volume in liters of solution.

We are given that there are:

  • 1.80 moles of NaCl (the moles of solute)
  • 3.60 Liters of solution (the volume in liters of solution)

Now we just plug those numbers into the formula and get our answer:

  • M= \frac{1.80mol}{3.60L}= 0.5M

After doing the math and dividing the moles of solute by the liters of solution, we get that the molarity of the solution is 0.5M.

8 0
3 years ago
What are two observations that supported the theory of continental drift?
madam [21]

Answer: There are fossils found on either side of different continents and the continents look as though some are puzzle pieces that fit together.

4 0
4 years ago
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