4. Arrange the following from the smallest number of representative particles to the largest:
a. 1.25 x 1025 atoms Zn
b. 3.56 mol Fe
C. 6.78 x 1022 molecules glucose (C6H1206)

What is the percentage by mass of silicon (si) in iron aluminum silicate (fe3al2(sio4)3)?

An exothermic reaction is conducted in an insulated calorimeter filled with water. the calorimeter is then sealed so that there is no heat exchanged between the contents of the container and the surrounding air. which of the following statements is true about the reaction?

Consider the following system at equilibrium. caco3(s) ca2+(aq) + co32–(aq) the addition of which compound will cause a shift in equilibrium because of a common ion effect? ccl4 co2 cuso4 na2co3