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Olin [163]
3 years ago
11

Balance this equation K+b2o3=k2o+b

Chemistry
1 answer:
AVprozaik [17]3 years ago
5 0

Answer:

Explanation:

2K and 2b

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alveoli

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A region of metamorphic rock lies far beneath Earth’s surface. In time, which two ways can the rock make its way upward to Earth
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How many valence electrons does CN1 have?
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If 25.0 mL of 0.451 M NaOH solution is titrated with 0.253 M H2SO4, the flask at the endpoint will contain (besides the indicato
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Answer:

H₂O, Na⁺, and SO₄²⁻

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NaOH and H₂SO₄ are strong electrolytes. They will ionize completely .

Molecular equation:          2NaOH + H₂SO₄ ⟶ Na₂SO₄ + 2H₂O

Ionic equation: 2Na⁺ + 2OH⁻ + 2H⁺ + SO₄²⁻ ⟶  2Na⁺ + SO₄²⁻+ 2H₂O

  • The concentration of water is 55.5 mol·L⁻¹.
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  • Hydrolysis of SO₄²⁻ is negligible.

The principal components in the flask at the endpoint are H₂O, Na⁺, and SO₄²⁻.

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