Ions involved in the formation of unit Draw the picture of the electrically neutral formula Formula and name of the ionic compound an ionic | compound Ag+ and 02- Ag+ and N3- | Cd2 and Cl- Cd2* and 02- Cd2 and N3- Fe+ and Cl- Fe3+ and 02- Fe3+ and N3-

A student measured the melting point range of an unknown solid to be 81.9 to 82.3 degrees celsius. a) Is the compound pure? b) Can you identify the compound from Table 2.2? c) If yes, what is the compound? Table 2.2: Solid - Melting Point (Celsius) Benzoic Acid - 122 Acentanilide - 114 Acetamide - 82 Biphenyl - 71 p-Dimethoxybenzene - 59 p-Dichlorobenzene - 54 Benzophenone - 48

(1) Br2 CC,

33) please see attached

Calculate the value required. (9.52 x 104) (2.77 x 10-5) (1.39 x 107) (5.83 x 10²) (9.52 x 104) (2.77 x 10-5) (1.39 x 107) (5.83 x 10?) 3.2541 x 10-5 3.2541 x 106 3.2541 x 105 3.2541 x 10-

please help me to answer theses question Synethesis of soap, What is the advantage of refluxing a solution as opposed to heating it in a beaker on a hot plate? why is it that the solution has 2 phase after doing the initial heating to melt the shortening? then after refluxing the solution why does it become homogeneous?

d. NO₂ H₂ Pd/C

Inducing crystallization by adding a crystal of the pure material * Your answer