[Q]: [Thesealingisalsotested,andtheinstrumentisfilledwithnitrogentoprotecttheopticsagainstdamp.]
[A]: [The sealing is also tested, and the instrument is filled with nitrogen to protect the optics against damp.]
Problem: Add spaces: WignerwasinvitedtoGottingenin1927tobecomeHilbert'sassistant.

Spaces added: Wigner was invited to Gottingen in 1927 to become Hilbert 's assistant.
This text is missing some spaces, please add them: Hermiteusedtoobserve[thatbiology]maybeamostusefulstudyevenformathematicians,ashiddenandeventuallyfruitfulanalogiesmayappearbetweenprocessesinbothkindsofstudies.
Hermite used to observe [that biology] may be a most useful study even for mathematicians, as hidden and eventually fruitful analogies may appear between processes in both kinds of studies.
input question: Fix spacing: ThisRamusdidfrom1568to1570,butinthatyearanothertreaty,thePeaceofSaint-Germain,wassignedinAugust.FeelingthatitwasagainsafetoreturntoParis,RamusgainedthepromiseofprotectionfromtheKingalthoughhewasagainbannedfromteaching.

output answer: This Ramus did from 1568 to 1570, but in that year another treaty, the Peace of Saint-Germain, was signed in August. Feeling that it was again safe to return to Paris, Ramus gained the promise of protection from the King although he was again banned from teaching.
Problem: unit-converter.org-Convertitorediunitadielectricalresistance
What's a sentence that uses these characters?
-
unit-converter.org - Convertitore di unita di electrical resistance
4:18AndMoseswentandreturnedtoJethrohisfatherinlaw,andsaiduntohim,Letmego,Ipraythee,andreturnuntomybrethrenwhichareinEgypt,andseewhethertheybeyetalive.AndJethrosaidtoMoses,Goinpeace.
4:18 And Moses went and returned to Jethro his father in law, and said unto him, Let me go, I pray thee, and return unto my brethren which are in Egypt, and see whether they be yet alive. And Jethro said to Moses, Go in peace.