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PIT_PIT [208]
3 years ago
12

Please help. need this ASAP! im struggling

Chemistry
1 answer:
pentagon [3]3 years ago
4 0
Answer
the asnwer is 1 and 4
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N sub 2 +3H sub 2 rightwards arrow 2NH sub If 6 liters of hydrogen gas are used, how many liters of nitrogen gas will be needed
astraxan [27]

Answer:

2L of nitrogen gas will be needed

Explanation:

Based on the following reaction:

N₂ + 3H₂ → 2NH₃

<em>1 mole of nitrogen reacts with 3 moles of hydrogen to produce 2 moles of ammonia.</em>

<em />

If 6L of hydrogen (In a gas, the volume is directly proportional to the moles, Avogadro's law) react, the volume of nitrogen gas required will be:

6L H₂ * (1mol N₂ / 3 moles H₂) =

<h3>2L of nitrogen gas will be needed</h3>
7 0
3 years ago
How many moles of silicon are in 5.9 X 10 to the 24 power atoms of silicon​
Dimas [21]

Answer:

9.79740949850 moles

Explanation:

  • 1 mole = Avogardo's Number <<6.022 E 23 <<particles, atoms, etc.>>
  • This problem can be solved using dimensional analysis by multiplying atoms (5.9E24 atoms) by (1) mole and then dividing the number by Avogardo's number (6.022 E 23 atoms).
  • Note: E = * 10

Side Note: Please let me know if you need any clarifications about this!

8 0
3 years ago
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What do cubic measurements, live cm3, mesure?"<br> O length<br> volume
anygoal [31]
The answer is volume.
6 0
3 years ago
Write a net ionic equation for the following:
Ann [662]

Explanation:

Al(OH)4-(aq) plus 4H plus (aq) and Al3 plus (aq) plus 4H20(I)

6 0
3 years ago
Which earth sphere does the following image most clearly represent
Alona [7]
The correct answer for this question is this one: "D. Hydrosphere"

There exists the same question with the choices and an attached imaged.These are the following choices:
<span>A. Biosphere
B. Cryosphere
C. Geosphere
D. Hydrosphere</span>
Hope this helps answer your question and have a nice day ahead.
4 0
3 years ago
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