硝酸濃度與比重

1、C=1000PWM其中C是物質(zhì)的量濃度P是硝酸的密度，注意單位是gmlW指的是硝酸的質(zhì)量分?jǐn)?shù)，也就是65%68%，M指的是硝酸的摩爾質(zhì)量（63gmol)硝酸濃度與比重對(duì)照表硝酸濃度與比重對(duì)照表(20℃4℃)(20℃4℃)波美度波美度BeBe比重比重HNOHNO3(%)(%)每升酸含每升酸含HNOHNO3克數(shù)克數(shù)波美度波美度BeBe比重比重HNOHNO3(%)(%)每升酸含每升酸含HNOHNO3克數(shù)克數(shù)0.53.67.511.315.01

2、8.522.123.524.926.227.528.729.831.032.133.234.335.336.337.238.11.00361.02561.05431.08421.11501.14691.18001.19341.20711.22051.23351.24631.25911.27191.28471.29751.31001.32191.33361.34491.3560１５10152025303234363840424446485

3、05254565810.0451.28105.4162.6223.0286.7354.0381.9410.4439.4468.7498.5528.8559.6591.0622.8655.0687.4720.1753.1768.538.939.740.441.141.842.443.043.644.144.745.145.646.146.546.847.247.547.848.048.449.21.36671.37691.38661.39

4、591.40481.41341.42181.42981.43751.44501.45211.45891.46551.47161.47731.48261.48731.49121.49521.50081.51296062646668707274767880828486889092949698100820.0853.7887.4921.3955.3989.41024.01058109311271162119612311266130013341

5、3681402143514711513氫氟酸氫氟酸濃度為40%的密度是1.12gcm3，濃度為49%的密度是1.19gcm3氫氟酸氫氟酸是氟化氫氣體的水溶液為無色透明至淡黃色冒煙液體。有刺激性氣味。分子式HFH2O。相對(duì)密度1.15～1.18。沸點(diǎn)112.2℃(按重量百分比計(jì)為38.2%)。市售通常濃度:約47%。是弱酸。氟化氫的水溶液，其溶質(zhì)的質(zhì)量分?jǐn)?shù)可達(dá)35.35%。無色溶液，有毒。最濃時(shí)密度最濃時(shí)密度1.14gcm31.14gcm

6、3，沸點(diǎn)393.15K（120℃）。發(fā)煙霧。具弱酸性，但濃時(shí)的電離度比稀時(shí)大而與一般弱電解質(zhì)有別。腐蝕性強(qiáng)，對(duì)牙、骨損害較嚴(yán)重。對(duì)硅的化合物有強(qiáng)腐蝕性。應(yīng)在密閉的塑料瓶?jī)?nèi)保存。用于雕刻玻璃、清洗鑄件上的殘砂、控制發(fā)酵、電拋DensitiesofSulfuricAcidPercentMassSulfuricAcidtoWaterDensitypergcm3100.0%1.830594.0%1.831290.0%1.814484.0%1.7

7、69380.0%1.727274.0%1.657470.0%1.610564.0%1.542160.0%1.498754.0%1.435150.0%1.395244.0%1.338640.0%1.302834.0%1.251830.0%1.219124.0%1.171420.0%1.139814.0%1.087410.0%1.06615.0%1.03181.0%1.0049濃度單位的換算公式：1）當(dāng)量濃度=1000.d.質(zhì)量百分濃度E2

8、）質(zhì)量百分濃度=當(dāng)量濃度E1000.d3）摩爾濃度=1000.d質(zhì)量百分濃度M4）質(zhì)量百分濃度=質(zhì)量體積濃度（毫克升）104.d5）質(zhì)量體積濃度（mgL）=104質(zhì)量百分濃度5、ppm是重量的百分率，ppm=mgkg=mgL即:1ppm=1ppm=1000ugL1ppb=1ugL=0.001mg式中：E—溶質(zhì)的克當(dāng)量；d—溶液的比重；M—溶質(zhì)的摩爾質(zhì)量；體積濃度是用每立方米的大氣中含有污染物的體積數(shù)（立方厘米）或（mlm3）來表示，常用