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Mila [183]
3 years ago
7

What is the biggest human advancement that has happened on earth?

Chemistry
1 answer:
chubhunter [2.5K]3 years ago
6 0

Answer: Glass

Explanation: It helps us drive if we didnt have it then we would have to blink a lot more while driving which would result in a lot more people getting in to car crashes imagine plaines without windows or glass.

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How many molecules are in 2.50 moles of co2
zmey [24]

Answer:

1.51 \times 1024 \:  \: molecules

4 0
2 years ago
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What happens when the two atoms get even closer?
SVETLANKA909090 [29]

Answer:

If two atoms get close enough together then the electrons of each atom will be attracted to both nuclii

Explanation:

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3 years ago
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How many moles of NO2 form when<br> 63.25 g N2O5 decompose?<br> 2N2O5→ 4NO2 + 0₂
GREYUIT [131]

Answer:

1.1713 moles

Explanation:

RFM of N2O5= (14*2)+(16*4)=108

Moles of N2O5= Mass/RFM= 63.25/108= 0.5856 moles

Mole ratio of N2O5:NO2 = 2:4

Therefore moles of NO2= 4/2*0.5856= 1.1713 moles

7 0
2 years ago
During which change of state do atoms lose energy? (FIRST TO ANSWER WITH RIGHT ANSWER GETS BRAILEST)
andreyandreev [35.5K]

Answer:

When the atoms are freezing, they lose energy.

I hope this helped at all.

5 0
3 years ago
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Disulfide BondsA. Covalent interactions not found in all proteins.Peptide BondsB. Covalent interactions found in all proteins.Lo
Fiesta28 [93]

The complete question is: Match the following; Disulfide BondsA. Covalent interactions not found in all proteins.Peptide BondsB. Covalent interactions found in all proteins.Long-range interactionsC. Non-covalent interaction formed primarily on the interior of water-soluble proteins.Hydrophobic coreD. Covalent or non-covalent interactions formed b/w amino acid far from each other in primary structure.

The answer

Disulfide Bonds (Covalent interactions not found in all proteins.)

Peptide Bonds (Covalent interactions found in all proteins.)

Long-range interactions (Covalent or non-covalent interactions formed b/w amino acid far from each other in primary structure.)

Hydrophobic core. (Non-covalent interaction formed primarily on the interior of water-soluble proteins.)

Explanation:

The phrases have been given the right meaning enclosed in a parentheses. The should be matched accordingly as presented.

5 0
3 years ago
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