what vapour pressure of water at 25°C is 23.8mmHg. What is the vapour pressure of a solution, 5.50g of non-electrolyte sucrose (molar mass =342g/mol) in 12.8g of water (molar mass = 18g/mol)​

Becquerel expected to find ( he developed the photographic plate that had sun-exposed minerals on top of it. becquerel expected to find ( he developed the photographic plate that had been in the closed drawer.

(1.6 × 10-19)(5.0 × 106) = c × 10d identify the missing numbers below to show the result of multiplying the numbers.

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.