Hydroxyapatite [Ca5(PO4)3(OH)],the Major Component of Tooth Enamel,is Attacked and Decomposed
Hydroxyapatite [Ca5(PO4) 3(OH) ],the major component of tooth enamel,is attacked and decomposed by acids more readily than fluorapatite [Ca5(PO4) 3F].Which one of the following reactions is analogous to the reaction of hydroxyapatite with acid?
A) Ca(s) + 2 HCl(aq) CaCl2(s) + 2 H+
B) CaF2(s) + 2 H+(aq) Ca2+(aq) + 2 HF(aq)
C) Ca(OH) 2(s) + 2 H+(aq) Ca2+(aq) + 2 H2O(
)
D) Ca(s) + 2 H+(aq) Ca2+(aq) + H2(g)
E) Ca3(PO4) 2(s) + 6H+(aq) 3 Ca2+(aq) + 2 H3PO4(aq)
Correct Answer:
Verified
Q62: Oxalic acid (H2C2O4), a diprotic acid that
Q69: Identify the base in the following
Q70: Identify the acid in the following
Q71: The layers in a particular gumball are
Q72: What are the products in the molecular
Q73: Which of the following ionic compounds is
Q74: Hard water, which contains Mg2+ and Ca
Q75: Select the net ionic equation for
Q77: Identify the acid in the following
Q78: Limescale that builds up in showers,kettles,and
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents