Question

Substance 3: Physical description: This substance is an odorless, white, crystal white powder when dry. San odorless, white, crystalline substance that is readily ground into a Chemical information: Observed melting point: 732-734 °C Observed boiling point: 1437 °C Estimated MW: 121 g/mol Density: 2.74 g/cm Solubility in water: Soluble Other: Hygroscopic Spectroscopic information: There are no IR bands nor 'H or C NMR data for this compound. In flame atomization, this compound emitted a faint purple flame. No carbons or hudrogens Sources:

Answer 1

from the fven physical potassium Bromide (K )si t bomine y it isotope Br-82 and chemical propeghiep, Hte unkuown Substance 82 KST e 7he nomal moleaular caeiht kor y 1md whereay se r-82 igotopie lly beled kGr CK) ha te molewlar seght 121m Pota ssium browide y an odorkef cohtte Cyslaline sbshance and taredin descientors y hygrascopic in mare. Hene, ty uguly KBr y 2R inachive and hence it y usedy pelle in R measurement o ther compaundy no KBY Containy nelthee protey nor Caron aty and hence H )data y found fe y Substance aeting Pernt y 73 batling Point y14 37 2 Deusity 4 ker y readily Chighly KBY 2.74 glems sduble in calep