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il63 [147K]
3 years ago
15

The outline of a partial periodic table is shown.

Chemistry
2 answers:
Irina-Kira [14]3 years ago
7 0
I think is section 3
vova2212 [387]3 years ago
4 0

Answer:

I think section #3

Explanation:

When i was in science class in my memory it was always in that area

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In plant cells, how are chloroplasts and mitochondria related?
guapka [62]

Answer:

Mitochondria are the "powerhouses" of the cell, breaking down fuel molecules and capturing energy in cellular respiration. Chloroplasts are found in plants and algae. They're responsible for capturing light energy to make sugars in photosynthesis.

5 0
3 years ago
Name the following compound: CH₂-C- CH₂-CH₂-CH₂-C - H butanal O2-butanol O propyl hydrogen ether 1-propanone​
bulgar [2K]

Answer:

butanal

Explanation:

It's not 1-propanone because otherwise you have OH bonded to C not O and H bonded to C separately. 2-butanol means that the O and H would be bonded to a different C atom, and it's not propyl hydrogen ether because the O would be in the chain of bonded Cs.
Hope this helps :)

6 0
2 years ago
Calculate the number of molecules in 6.7 moles of AlCl3
Greeley [361]

According to the Avogadro’s law I mole of any substance contains = 6.023 x 1023

Number of molecules in one mole= 6.023 x 1023

Therefore number of molecules in 6.7 moles of AlCl3:

6.023x1023 molecules /1.0 mole * 6.7 mole

= 40.3541 x 1023 molecules

= 4.03541 x 1024 molecules


3 0
4 years ago
Be sure to explain each step in the energy flow, identifying the form of energy represented and how it changes from one form to
Dvinal [7]
The question that you asked has already been answered

5 0
3 years ago
How many moles are present in 454 grams of co2?
babunello [35]
Moles=mass/Mr 
mass=454
Mr=12+16+16=44
So,454/44=10.31mol
Answer is:10.31mol
3 0
3 years ago
Read 2 more answers
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