You pour 25.0 mL of 6.70 M NaOH stock solution into your beaker. How much water will you have if it is diluted to 3.40 M

1 answer:

4 0

5678 dancing me in my backyard and you Corredor

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zmey [24]

Answer:

$1.51 \times 1024 \: \: molecules$

4 0

2 years ago

Rus_ich [418]

Ca(OH)₂: strong base

pOH = a . M

a = valence ( amount of OH⁻)

M = concentration

Ca(OH)₂ ⇒ Ca²⁺ + 2OH⁻ (2 valence)

so:

pOH = 2 x 0.005

pOH = 0.01

pH = 14 - 0.01 = 13.99

6 0

2 years ago

Vitek1552 [10]

B, carbon dioxide and other wastes

5 0

3 years ago

Alborosie

True! all matter is made out of atoms & molecules

3 0

2 years ago

natulia [17]

The answer is b, because the earth produced all of it,

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2 years ago