Chemistry, 04.03.2022 05:20 lalala1212
EDTA is a chelating agent that can bind to divalent metals. Indicate True or False for each.
a. One EDTA molecule binds to two calcium ions.
b. One EDTA can bind to one magnesium ion.
c. Before EDTA titration, with the presence of the indicator Calmagite, a calcium solution will show a blue color, and upon EDTA titration with the calcium solution, the color will turn red once it has reached the endpoint.
d. There is no need to standardize EDTA solution since the concentration of EDTA is always accurate based on mass measurement.
Answers: 1
Chemistry, 21.06.2019 17:30
Supongamos que estรกs estudiando dos estrellas. ambas estrellas tienen la misma magnitud aparente, pero la estrella a tiene una magnitud absoluta mayor que la estrella b. ยฟque puedes decir acerca de la distancia a la tierra de estas dos estrellas?
Answers: 3
Chemistry, 21.06.2019 20:40
You may expect bonds between two atoms which each have n covalent lonic metallic hydrogen
Answers: 2
EDTA is a chelating agent that can bind to divalent metals. Indicate True or False for each.
a. On...
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