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rusak2 [61]
3 years ago
10

Need To Knows On the left side (reactant) side of the equation, how many total hydrogen (H) atoms are showing? NH3 + HCI NH4CI O

ne, Two, Three, or Four?
​
Chemistry
1 answer:
BARSIC [14]3 years ago
8 0

Answer:

Four.

Explanation:

Hello!

In this case, according to the given chemical reaction:

NH_3 + HCI\rightarrow NH_4Cl

Thus, since the reactants side (left) has three hydrogens in ammonia and one hydrogen in hydrochloric acid, we infer it has four hydrogen atoms at this side. Moreover, products side (right) has 4 hydrogen atoms as well, which means that the law of mass action is respected.

Best regards!

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What are two characteristics of acids
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<span>Here are some

pH < 7
Sour taste (though you should never use this characteristic to identify an acid in the lab)
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Donates H+ ions<span>
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3 0
3 years ago
Please answer the question
icang [17]
I think it would be C
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Give two characteristics of liquid state<br>​
inna [77]

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Hope this helps :)

8 0
3 years ago
Aluminum oxide (Al2O3) occurs in nature as a mineral called corundum, which is noted for its hardness and resis- tance to attack
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Answer:

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Let's determine the mass of corundum, by density

Corundum density = Corundum mass / Corundum volume

3.97 g/cm³ = Corundum mass / 15cm³

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Now, let's find out how many moles are in that mass of corundum

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1.17 moles will have (1.17  . NA) = 7.03×10²³ atoms of Al

5 0
3 years ago
A sample of thorium-234 has a half life of 25 days. Will the thorium undergo rafioacrive decay and be completely gone in 100 day
Sunny_sXe [5.5K]
I don't know terribly much about radioactive decay, but yes, it WILL decay. If it's half life is 25 days, it will be completely consumed in 50 days. By 100 days, it should be long gone. As far as I know, the reason for this is (besides the simple math which is self-explanatory) the Thorium has so many protons/neutrons, it's unstable and thus undergoes radioactive decay as it cannot maintain stable form.

I hope this helps! :) 
6 0
4 years ago
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