Sentiss Pharma Interview Questions, Process, and Tips

A buffer solution is a solution that resists changes in pH when small amounts of acid or base are added.

• Buffer solutions are made by mixing a weak acid and its conjugate base or a weak base and its conjugate acid.

• They are commonly used in various applications such as in biological and chemical laboratories.

• Buffer solutions help maintain a stable pH level, which is important for many chemical reactions and biological pr...read more

pH value is a measure of acidity or alkalinity of a solution on a scale of 0-14.

• pH stands for 'potential of hydrogen'

• A pH of 7 is neutral, below 7 is acidic, and above 7 is alkaline

• The pH scale is logarithmic, meaning each whole number change represents a tenfold change in acidity or alkalinity

• Examples of pH values: lemon juice (2.0), milk (6.5), baking soda (8.5), bleach (12.5)

Conjunction is a part of speech that connects words, phrases, or clauses.

• It is used to join two or more words, phrases, or clauses in a sentence.

• Examples of conjunctions include 'and', 'but', 'or', 'so', 'yet', and 'for'.

• Conjunctions can be coordinating, subordinating, or correlative.

• Coordinating conjunctions join words, phrases, or clauses of equal importance, while subordinating conjunctions join a dependent clause t...read more