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kiruha [24]
2 years ago
12

Please help i'm not good at this 3, (i'll give brainliest to the most helpful answer)

Chemistry
1 answer:
stira [4]2 years ago
7 0

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A company employs several high school students in its food-packaging factory. All the students are below 17 years of age. Which
leonid [27]

Answer:

Fair Labor Standards Act

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It is correct. I just took the test on Clever

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A balloon contains 0.15 moles of co2 gas. how many molecules of co2 are in the balloon?
Sauron [17]
1- One mole is = 6.02 x 10^23 of anything, So one mole of atoms is 6.02x10^23.

2- when the balloon contains 0.15 moles of Co2 gas so:

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                                              = 9.0 x 10^22
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3 years ago
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Why are there so many capillaries in the lungs?
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6 0
3 years ago
Draw the aromatic compound toluene (methylbenzene). show all hydrogen atoms, including those on the ring.
Otrada [13]

Aromatic compound has continuous cyclic structure with( 4n+2)π electrons (Huckels rule), where n = 0,1,2…

Here number of pi electron are 6, where 4 from two double bond and 2 from nitrogen non-bonding electrons, hence it has total 6 pi electrons, therefore

6= ( 4n+2)π

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Hence it is an aromatic compound  

 


7 0
3 years ago
The ph of a certain orange juice is 3.36. calculate the h ion concentration.
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PH=-log[H⁺]
[H⁺]= 10^{-pH} =10^{-3.36} =4.36*10^{-4}M
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