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adoni [48]
4 years ago
5

497.680 to the nearest gram (1 g)

Chemistry
2 answers:
Lelu [443]4 years ago
6 0
14109 is the nearest gram
alukav5142 [94]4 years ago
4 0

Answer: 497 is the nearest gram.

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3 years ago
The enzyme Y catalyzes the elementary reaction
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>

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3 years ago
4. A galvanic cell is formed when two metals are immersed in solu- tions differing in concentration 1 when two different metals
Vanyuwa [196]

A galvanic cell is formed when two metals are immersed in solutions differing in concentration, when two different metals are immersed.

<h3><u>What is a </u><u>Galvanic</u><u> </u><u>cell</u><u> ?</u></h3>
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  • A galvanic cell is an electrochemical device that converts chemical redox reaction energy into electrical energy.
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2 years ago
How does gas chromatography separate substances in a mixture of compounds?
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Chromatography separates things according to their weight.
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4 years ago
What does polar and non polar mean?
Arisa [49]
Polar is the separation of electric charge leading to a molecule or its chemical groups having an electric dipole or multipole moment.

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