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Furkat [3]
3 years ago
9

Can anyone help me? thank you :))

Chemistry
1 answer:
Alex_Xolod [135]3 years ago
6 0
8. 63360
9. 1000
if I got anything wrong please let me know thank you :)
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Calculate the concentration of hydronium and hydroxide ions in a 0.050 M solution of nitric acid.
Mazyrski [523]

Answer:

[H₃O⁺] = 0.05 M & [OH⁻] = 2.0 x 10⁻¹³.

Explanation:

  • HNO₃ is completely ionized in water as:

<em>HNO₃ + H₂O → H₃O⁺ + NO₃⁻.</em>

  • The concentration of hydronium ion is equal to the concentration of HNO₃:

[H₃O⁺] = 0.05 M.

∵ [H₃O⁺][OH⁻] = 10⁻¹⁴.

<em>∴ [OH⁻] = 10⁻¹⁴/[H₃O⁺] </em>= 10⁻¹⁴/0.05 = <em>2.0 x 10⁻¹³.</em>

3 0
3 years ago
I give brainliest pls help
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Answer:

c

Explanation:

because the fire gives off radiation

7 0
3 years ago
I need help with this for an assignment
arsen [322]
Answer:
hydrochloric acid reacts with sodium hydroxide to form sodium chloride (the salt) and water.

Explanation:
Sodium chloride is made up of Na+ cations from the base (NaOH) and CI-anions from the acid (HCI).

Hope this helped!
4 0
2 years ago
What is the percent by volume of 25mL ethanol in 150 mL of water
Virty [35]
The answer would be .166
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Of the 8 planets, why does the sun have the most gravitational attraction to Mercury?
ziro4ka [17]

Answer:

It is the closest sir.

Have an amazing day and enjoy. P.S Good luck!

Explanation:

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