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vodka [1.7K]
3 years ago
8

What is the H+ in solution with pH of 10.9

Chemistry
1 answer:
Soloha48 [4]3 years ago
8 0

Answer:

Explanation:

has a pH of 6.6, then what is the H3O+ in solution X? View Answer · What is the pOH of a solution in which (H+)

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HZ is a weak acid. An aqueous solution of HZ is prepared by dissolving 0.020 mol of HZ in sufficient water to yield 1.0 L of sol
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Answer: below is the calculation for Ka

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can someone please help me ill give brainest? Will the velocity of the book change as it moves across the surface WITH friction?
Lady bird [3.3K]

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Yes, it will.

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The friction of the surface will tug at the book and lower it's velocity, causing it to slow down.

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5) Which of these are intensive properties?
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For number 5 it is the 2nd one some stants has a mass of 1.25 g And the 2nd 1 number 6It is the 1st 1A subject has a melting point of 40

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Calculate the number of C atoms in 0.190 mole C6H14O.<br> can anyone help me on this one?
likoan [24]
In 0.190 mole of C6H14O, there is 0.190*6 (number of C in one molecule) = 1.140 mole of C atoms. The total number of C atoms = 1.14 * 6*10^{23} (atoms of C in one mole) = 6.84*10^{23} atoms. 
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3 years ago
A total of 25.0 mL of 0.150 M potassium hydroxide (KOH) was required to neutralize 15.0 mL of sulfuric acid (H2SO4) of unknown c
Kamila [148]
We are told that KOH is being used to completely neutral H₂SO₄ according to the following reaction:

KOH + H₂SO₄ → H₂O + KHSO₄

If KOH can completely neutralize H₂SO₄, then there must be an equal amount of moles of each as they are in a 1:1 ratio:

0.025 L x 0.150 mol/L = .00375 mol KOH

0.00375 mol KOH x 1 mole H₂SO₄/1 mole KOH = 0.00375 mol H₂SO₄

We are told we have 15 mL of H₂SO₄ initially, so now we can find the original concentration:

0.00375 mol / 0.015 L = 0.25 mol/L

The concentration of H₂SO₄ being neutralized is 0.25 M.
6 0
3 years ago
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