(a) Namakan keimunan P dan Q.

(b) Terangkan persamaan dan perbezaan antara keimunan P dan keimunan Q.

(c) Pada pandangan anda, keimunan yang manakah lebih baik? Jelaskan jawapan anda.

4. Cadangkan dua amalan yang melemahkan sistem keimunan seseorang.

dadak

Apure solvent has a vapor pressure the vapor pressure of a solution. a. equal to b. lower than c. higher than

Ahypothrticalax type of ceramic material is known to have a density of 2.10 g/cm3 and a unit cell of cubic symmetry with a cell edge length of 0.57 nm. the atomic weights of the a and x elements are 28.5and 30.0 g/mol, respectively. on the basis of this information, which of the following crystal structures is (are) possible for this material: sodium chloride, cesium chloride, or zinc blende

In a chemical reaction at equilibrium, the rate of the forward reaction the rate of the reverse reaction. if the rate of the forward reaction more products are formed.