Bromothymol Blue Is a Common Acid-Base Indicator

question 24

Short Answer

Bromothymol blue is a common acid-base indicator.It has a K_a equal to 1.6 × 10^-7.Its un-ionized form is yellow and its conjugate base is blue.What color would a solution have at pH = 5.8?

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Definitions:

Commutator

A device used in electric motors and generators to periodically reverse current direction between the rotor and the external circuit.

Alternators

Machines that convert mechanical energy to electrical energy by producing alternating current, commonly used in cars to charge the battery and power the electrical system when the engine is running.

Revolving-field-type

The revolving-field-type refers to a design in electrical machines, particularly alternators, where the magnetic field rotates around a stationary armature, inducing an alternating current.

Non-rotating Part

Components in machinery or devices that do not move around an axis, contrasting with rotating parts, typically providing structural support or enclosing moving parts.