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Lelechka [254]
3 years ago
12

How does the concentration of ions in a strong acid differ from a weak acid?

Chemistry
1 answer:
Mkey [24]3 years ago
8 0

Answer:

A strong base has a much smaller concentration of positive ions (hydrogen ions) and a much greater concentration of negative ions (hydroxide ions). The weak base has a much greater concentration of positive ions (hydrogen ions) and a much smaller concentration of negative ions ( hydroxide ions) = answer !!

Explanation:

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If a solution has a pH of 2, what is the hydroxide ion concentration?
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3 0
4 years ago
Iodine-131 half life 8.040 how long will it take for a 40 gram sample of iodine-131 to decay to 0.75 grams
otez555 [7]

Answer:

See explanation below

Explanation:

To get this, we need to apply the general expression for half life decay:

N = N₀e(-λt)    (1)

Where:

N and N₀ would be the final and innitial quantities, in this case, masses.

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From the above expression we need λ and t. To get λ we use the following expression:

λ = t₁₂/ln2   (2)

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t = -3.9766 / -11.6

<h2>t = 0.34 days</h2><h2></h2>
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