How much sugar can be dissolved in 250g of water at 80 degrees Celsius

Of the groups of elements below, which are most likely to gain electrons to become anions? a. alkali metal b. boron group c. halogen d. transition metal

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?

Which of the following units is not an official si unit? mole liter kilogram ampere