Salt is considered a mass noun, which means it is generally used in the singular form. However, it can also be used in the plural form when referring to different types or varieties of salt.
Synthesis is the singular form, syntheses is the plural form, and syntheses' is the plural possessive form.
singular: gas plural: gases
The noun oxygen is a singular, uncountable noun, a word with no plural form.
The plural form for the singular noun chemist is chemists.
The plural is 'Chemists'. The singular is 'Chemist'.
practitioner is singular (plural practitioners)sofa is singular (plural sofas)satellite is singular (plural satellites)clips is plural (singular clip)dentist is singular (plural dentists)dollars is plural (singular dollar)article is singular (plural articles)magazines is plural (singular magazine)laminator is singular (laminators is plural)radios is plural (singular radio)
singular and plural
Singular: book / Plural: books Singular: cat / Plural: cats Singular: child / Plural: children Singular: foot / Plural: feet
Are is plural. "Is" is singular. For example, "There is a glove on the chair". That is singular. "There are gloves on the chair". That is plural.
"Has" is singular, e.g. He has, she has. "Have" is plural, e.g. They have, we have. The exception is "I" - e.g. I have.
The word team is singular; the plural form is teams.
Who may be singular or plural.
This is singular. These is the plural form.
These is plural, this is singular
'These' is the plural form of 'this'.
diagnosis is singular diagnoses is plural sis = singular ses = plural
"Notebook" is singular. The plural form is "notebooks."