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gizmo_the_mogwai [7]
3 years ago
14

The molar mass of SO3 is grams. in significant figures

Chemistry
2 answers:
Vikentia [17]3 years ago
6 0

Answer:

80.066 g/mol

Explanation:

I looked it up

Elanso [62]3 years ago
4 0

Answer:

80.06

Explanation:

The molar mass of SO3 is the sum of the molar masses of the elements S and O:

32.06 g/mol + (15.999 g/mol × 3) = 80.06 g/mol.

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I'm a really stuck in this. I kind of suck in chemistry, please help me. I would really appreciate it.
MArishka [77]
<span>Group 1 can be characterized as atoms that have 1 electron in their valence shell. This is valuable when dealing with these questions, because the loss or gain of valence electrons is what defines ionic relationships. When group 1 elements form ionic bonds with other atoms, they are extremely likely to lose their valence electron, since the nucleus has a weaker pull on it than, say, a chlorine atom has on its 7 valence electrons. The weaker pull between the nucleus and the valence electron of group 1 elements means that the radius is high, since the electron is more free to move with less pull on it. This also means that the first ionization energy is low, since it takes relatively little energy for that electron to be pulled away to another atom.</span>
3 0
4 years ago
Elements have similar characteristics?<br> Periodic TaBle<br> oF The Elements
Ann [662]

Answer:

See attachment.

Explanation:

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On a periodic table, elements in the same group can be found arranged on the same column in the periodic table.

Therefore the two elements that have similar characteristics are those two elements you can see on the same column in group 2. See the two elements indicated in the attachment below.

3 0
3 years ago
Nitrogen reacts with hydrogen to produce ammonia gas as follows. mc023-1.jpg How many moles of nitrogen would react with excess
anzhelika [568]
The balanced reaction is:

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We are given the amount of the product to be produced.This will be the starting point of our calculations. We use the ideal gas equation to find for the number of moles.

<span>
n = PV / RT = 1.00(.520 L) / (0.08206 atm L/mol K ) 273 K
n= 0.0232 mol NH3

</span>0.0232 mol NH3 (1 mol N2 / 2 mol NH3) = 0.0116 mol N2


<span>Therefore, the correct answer is A.</span>

7 0
3 years ago
Read 2 more answers
Which conversion factor is needed to solve the following problem?
77julia77 [94]
It is going to be  <span>Molar Volume
</span><span>3H2 + N2 --> 2NH3
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5 0
3 years ago
How many grams of co2 is produced when oxygen reacts with carbon?
Serggg [28]
44g of CO2 can produce by the reaction of carbon with oxygen
5 0
3 years ago
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