Many moles of Na2S2O3 are needed to react completely with 42.7 g of AgBr?
2) Given the following reaction:
___Na2S2O3 + AgBr NaBr + Na3[Ag(S2O3)2]
How many grams of NaBr that will be produced from 1.75 moles of AgBr?

Apure solvent has a vapor pressure the vapor pressure of a solution. a. equal to b. lower than c. higher than

When determining the shape of a molecule, it is important to draw a lewis dot structure first in order to see the total number a. electrons within the moleculeb. bonding and unshared pairs around central atomc. unshared pair within the molecule( i really need it )

Acrystal that absorvd water from air is (blank)a. aqueousb. homogenousc. hygroscopicd. efflorescent