Composition of Ca10(PO4CO3)6(OH)2 ElementSymbolAtomic Mass# of AtomsMass Percent CalciumCa400.78 g/mol1029.3681% PhosphorusP185.8426 g/mol613.6181% OxygenO703.9736 g/mol4451.5854% CarbonC72.0642 g/mol65.2807% HydrogenH2.0159 g/mol20.1477% ...
故A正确；B．使用含氟牙膏可使[Ca10（PO4）6（OH）2]转化为更难溶的[Ca10（PO4）6F2]，可有效防止龋齿，故B正确；C.25℃时饱和CaCO3溶液和饱和CaF2溶液相比，CaCO3溶液c（Ca2+）=5×10?
Ca10(PO4)6CO3 is an `apatite' with pseudo-hexagonal symmetry with monoclinic space group Pb and lattice constants a = 9.557 (3) Å, b ≃ 2a, c = 6.872 (2) Å and γ = 120.36±0.04°.doi:10.1107/S0021889880012927J. C. Elliott...
还有碳羟磷灰石Ca10(PO4)5CO3(OH)2呢? 还有其一个变化Ca5(PO4)3F。谢谢 网友 1 最佳答案 回答者:网友 A.口腔内残留食物会发酵使口腔呈酸性,牙釉质的主要成分羟基磷灰石溶解Ca10(PO4)6(OH)2(s)?10Ca2+(aq)+6PO43-(aq)+2OH-(aq),可导致氢离子与氢氧根离子反应而平衡向溶解方法移动而导致牙齿受损...
d = 3 ((H2PO4)2) f = 7 (CaSO4) g = 2 (HF) Step 4: Substitute Coefficients and Verify Result Count the number of atoms of each element on each side of the equation and verify that all elements and electrons (if there are charges/ions) are b...
碱式磷酸钙[Ca10(PO4)6(OH)2],工业上叫羟基磷灰石或羟磷灰石,是人的牙齿中比较坚硬的物质,在水中有微弱的溶解,这是牙齿损坏的主要原因。氟磷酸钙也称氟磷灰石,
Title: Paramagnetic center Cd+((2) S (1/2)) in natural carbonate apatites Ca-5(PO4)(3-n) (CO3) (n) (F,OH) Author(s): Gilinskaya, L. G.; Mashkovtsev, R. I. Source: PHYSICS OF THE SOLID STATE Volume: 54 Issue: 10 Pages: 2051-2056 DOI: 10.1134/S10637834121001 ...
羟基磷灰石(Ca10(PO4)6(OH)2)晶体是牙体硬组织无机盐基本的结构形式。( )A.正确B.错误的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一键将文档转化为在线题库手机刷题,以提高学习效率,是学习的生产力工具
二、我会填: 16. 羟基磷灰石的化学式为Ca10(PO4)6(OH)2,可应用于骨替代材料、整形和整容外科、齿科、补钙剂等。请回答下列问题:(1)羟基磷灰石中Ca
B、K sp [Ca 10 (PO 4 ) 6 F 2 ]=7.1× 10 -61 ,小于K sp [Ca 10 (PO 4 ) 6 (OH) 2 ]="2.35" ×10 -59 ,提高F ― 浓度,能有效防止龋齿。C、25℃时饱和CaCO 3 溶液和饱和CaF 2 溶液相比,后者c(Ca 2 + )较大D、CaCO 3 +2F ― 1/2 CaF 2 +CO 3 2― ,提高F ― 的...