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inessss [21]
3 years ago
15

Ammonia, NH3, is made in the direct reaction between nitrogen and hydrogen. If 280. grams of nitrogen are used,

Chemistry
1 answer:
SOVA2 [1]3 years ago
5 0

Answer:

The answer is 60 grams of hydrogen.

Explanation:

Assuming hydrogen is a non-limited substance, we can calculate the number of mols of nitrogen that are used.

Molar mass of N = 14 grams/mole

280g of N / (14 g / mol) = 20 mols of N

They react in a 1 to 3 ratio. For every 1 nitrogen atom, there are 3 hydrogen atoms.

The molar mass of hydrogen is 1 g / mol.

Because we have 20 mols of Nitrogen and we know we need three times the amount of hydrogen as we do nitrogen, there must be 60 mols of hydrogen.

60 * 1 = 60

The answer is 60 grams of hydrogen.

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4 years ago
List and explain the four most important factors that control the relative reactivity of a carbonyl-containing functional group
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Resonance, leaving group, carbonyl carbon delta+, and steric effect is the most crucial variables that affect the relative reactivity of a functional group containing a carbonyl in an addition or substitution process.

Discussion:

1. Carbonyl Carbon Delta+: The carbonyl group becomes more electrophilic and accelerates nucleophilic assault when the carbonyl carbon delta+ is bigger.

2. Resonance: When the carbonyl is transformed into the tetrahedral adduct, it may be lost. Loss of resonance increases the energy of the transition state for this nucleophilic assault because resonance has the function of stabilizing. Therefore, a carbonyl functional group's resistance to nucleophilic attack increases as resonance in the group increases in importance.

3. Leaving group: Tetrahedral adduct fragmentation is encouraged by a better LG.

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8 0
1 year ago
Could someone confirm that this is correct? Thanks!
NemiM [27]
Your sheet is correct

5 0
4 years ago
Read 2 more answers
A binary ionic compound is known to contain a cation with 51 protons and 48 electrons. The anion contains one-third the number o
7nadin3 [17]

Answer:

SbCl_3

Explanation:

The cation contains 51 protons and 48 electrons. The electrons are only lost not protons, so the element which corresponds to atomic number 51 is the cation which is Antimony (Sb).

Also, the charge on the cation is 51 - 48 = 3

This is because neutral atom contains the same number of electrons as protons.

Given the anion has one-third protons as cation which means thta:

Number of protons in anion = \frac {51}{3}=17

This corresponds to chlorine atom. The electrons are 1 greater than protons means that it has gain 1 electron.

So,

Sb     Cl

3         1

Cross multiply the valency.

So, formula is SbCl_3

4 0
3 years ago
Which of these elements have the same number of valance electrons
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Both carbon and lead belong to Group IV elements, and thus they have the same number of valence electrons. 
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I hope this helped you, please tell me if I am correct or not <3
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6 0
4 years ago
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