Examlex
Q18: A phosphate buffer (H<sub>2</sub>PO<sub>4</sub><sup>-</sup>/HPO<sub>4</sub><sup>2-</sup>) has a pH
Q24: The indicator propyl red has K<sub>a</sub> =
Q27: Methods to reassure pediatric patients may include
Q36: A system delivers 225 J of heat
Q37: The strongest base which can exist in
Q52: Plants extract phosphate from the soil<br>A) by
Q58: The salts X(NO<sub>3</sub>)<sub>2 </sub>and Y(NO<sub>3</sub>)<sub>2</sub> (where X<sup>+</sup>
Q87: In the compound [Ni(en)<sub>2</sub>(H<sub>2</sub>O)<sub>2</sub>]SO<sub>4</sub> (where en =
Q97: Given that E° for X + e<sup>-</sup>
Q113: The solubility of lead(II) chloride is 0.45