Se amestecă 120 g sare grunjoasă cu apă. Rezultă un amestec eterogen care se filtrează. Știind că pe hârtia de filtru rămân 20 g substanțe insolubile în apă determină puritatea sării grunjoase.

How will the emission of an alpha particle affect the atomic number of an atom

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

1. list the number of drops of titrant needed to produce a color change for sample a and sample b. list the actual volume of titrant needed to produce a color change for sample a and sample b.