"Haber" is one of the Spanish verbs for "to have". This is used as a "helper" verb to form the compound or "perfect" tenses. The other verb meaning "to have" is "tener", and is used to denote posession.
"haber"
solía haber
haber is the equivalent of the English auxiliary verb "to have" (not in the sense of 'to possess')
habré, habrás, habrá, habremos, habréis, habrán
To have is "tener". As a helper verb, as in I have made it, it is "haber"
In Spanish, "hemos" is the first-person plural form of the verb "haber," which means "we have" in English.
"to have" as in "to posess" is tener. As a helper verb for the perfect tenses, it is haber.
"To have" as a posessive is the verb "tener". As an auxillary verb, it is "haber", as in "I have gone to the store".
the haber process was invented by Fritz haber in 1908
Tener is "to have". Haber also means "to have", but it is usually used as a "helper" to form the perfect tenses.
The question's phrasing is unclear. I assume it is asking about the present tense conjugations in Spanish. There are two verbs for "to have" in Spanish: tener (i.e. to possess or to own) and haber (i.e. to have done something). Tener - Tengo, Tienes, Tiene, Tenemos, Tenéis, Tienen Haber - He, Has, Ha, Hemos, Habéis, Han
Present: hay Imperfect: había Preterite: hubo Future: habrá Conditional: habría Subjunctive: haya Past Subjunctive: hubiera