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Bezzdna [24]
3 years ago
14

A 0.400g sample of an unknown monoprotic acid is dissolved in water and titrated with a 0.150 M solution of NaOH. The equivalenc

e point was determined to have a pH of 8.96 and require a NaOH volume of 26.14 mL. What is the molar mass of the unknown acid?
Chemistry
1 answer:
Ganezh [65]3 years ago
8 0

Answer:

Explanation:

12.036

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lions [1.4K]

Answer:

0.7μM = 0.6 μM = 0.5 μM > 0.4 μM > 0.3 μM > 0.2 μM

Explanation:

An enzyme solution is saturated when all the active sites of the enzyme molecule are full.  When an enzyme solution is saturated, the reaction is occurring at the maximum rate.

From the given information, an enzyme concentration of 1.0 μM Y can convert a maximum of 0.5 μM AB to the products A and B per second means that a 1.0 M Y solution is saturated when an AB concentration of 0.5 M or greater is present.

The addition of more substrate to a solution that contains the enzyme required  for its catalysis will generally increase the rate of the reaction. However, if the enzyme is saturated with substrate, the addition of more substrate will have no effect on the rate of reaction.

<em>Therefore the reaction rates at substrate concentrations of 0.7μM, 0.6 μM, and 0.5 μM are equal. But the reaction rate at substrate concentrations of  0.2 μM is lower than at 0.3 μM, 0.3 μM is lower than 0.4 μM and 0.4 μM is lower than 0.5 μM, 0.6 μM and 0.7 μM.</em>

6 0
3 years ago
Tell me What is an element?
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Any substance that cannot be decomposed into simpler substances by ordinary chemical processes.

Another definition:

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5 0
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4vir4ik [10]

Answer:

and how do we know this is not a virus

Explanation:

sorry dude im just saying

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