What is the structural formula of 2-ethyl-4,4-dimethylheptane formula?

If maltose undergoes hydrolysis what subunits does it results to?

What is the approximate mass of 25 cm3 of silver, if the density is 10.5 g/cm3? a. 0.42 g b. 2.4 g c. 42 g d. 260 g

Which of these are physical changes in matter? check all that apply boiling water a pencil being sharpened exploding dynamite freezing water rotting cheese