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V125BC [204]
1 year ago
9

Please explain moles concept​

Chemistry
1 answer:
larisa86 [58]1 year ago
5 0

Answer:

A mole is the amount (10) of material containing 6.02214 × 10 raised to the power of 23 particles.

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Witch one is bigger 25yd or 75ft
Aleonysh [2.5K]

Answer: in 25 yards there is 75 feet. Witch is the same to say that 25 yards is 75 feet.

Explanation:

4 0
3 years ago
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The skeletal structure in line‑angle (line‑bond) mode of 2‑isopropyltoluene is shown. Identify the number of hydrogen atoms boun
Shalnov [3]

Answer:

Fourteen hydrogen atoms are bounded in total to the carbon atoms in the structure

Explanation:

The boxes that show "one" indicate that there is only one hydrogen atom bonded to that particular carbon atom while those that show "zero" shows there are no hydrogen atoms bonded to that particular carbon atom. Those that show "three" indicate that there are three hydrogen atoms bonded to that particular carbon.

There are 10 carbon atoms in the structure.

NOTE that each of these carbon atoms must be surrounded with four bonds; which was how the number of hydrogen atoms (numbers in the boxes) weree determined.

4 0
3 years ago
WILL GIVE BRAINLIEST
k0ka [10]
I think the answer would b C
6 0
3 years ago
The following balanced equation shows the decomposition of ammonia (NH3) into nitrogen (N2) and hydrogen (H2). 2NH3 → N2 + 3H2 A
Triss [41]
The decomposition of ammonia is characterized by the following decomposition equation:
                                  2NH₃<span>   →   N</span>₂  <span> +   3H</span>₂   

The mole ratio of N₂  :  H₂  is  1  :  3

    If the number of moles of N₂  =  0.0351 mol
    Then the number of moles of H₂  =  0.0351 mol  × 3
                                                         = 0.1053 mol

The number of moles of hydrogen gas produced when 0.0351 mol of Nitrogen gas is produced after the decomposition of Ammonia is  0.105 mol (OPTION 3).

6 0
3 years ago
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Sphalerite contains about 30% zinc. Calculate the maximum amount of zinc that could be obtained from 1000kg sphalerite.
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Answer:

300kg

Explanation: The question says about 30%, so I think it is 300kg

3 0
3 years ago
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