احسب درجة التجمد المحلول يحتوي على ۱۲٫۳۸ غ من سكر الغلوكوز CH0، مذابة في
.۲۵ غ من الماء، علما بأن الكتلة المولية للسكر ۱۸۰غ مول، ولك للماء 6 او 1 كغ مول.

Many ionic compounds and a few highly polar covalent compounds are because they completely ionize in water to create a solution filled with charged ions that can conduct an electric current.

Asample of tin (ii) chloride has a mass of 0.49 g. after heating, it has a mass of 0.41 g.  what is the percent by mass of water in the hydrate?   %

The density of benzene at 15 °c is 0.8787 g/ml. calculate the mass of 0.1500 l of benzene at this temperature. enter your answer in terms of grams