²é¿´: 8410  |  »Ø¸´: 15

Albert5749

гæ (³õÈëÎÄ̳)

·Ç³£¸Ðл¸÷λµÄ»Ø´ð!!!¸ù¾Ý´ó¼ÒµÄ»Ø´ð£¬ÎÒ×ܽáÁËÒ»ÏÂ
ÔÚÎÒÁоٵĵÚһƪÎÄÏ×ÖÐ104 ppm/(cm2 h) =31.9 nmol/(cm2 h)ÊÇÕâô»ØÊ£º
104ppm=104uL/L
ÄÇôÈÝÆ÷ÄÚ²úÎïµÄÎïÖʵÄÁ¿¾ÍÓÐn= (104 uL)/(22.4 L/mol)*V
ÆäÖÐVÊÇ·´Ó¦ÈÝÆ÷µÄÌå»ý£¬µ¥Î»ÊÇL
ÄÇôÕâÆªÎÄÏ×¼ÆËã³öÀ´µÄÈÝÆ÷Ìå»ý´ó¸Å¾ÍÊÇ7 cm3£¬
ÎÄÏ×ÖйØÓÚÈÝÆ÷Ìå»ýµÄÃèÊöÊÇÕâÑùµÄ£º
Two chambers having identical construction
and total volumes 7.5 cm3 and 8.6 cm3 were used allowing for simultaneous exposure of two samples.
Ò²¾ÍÊÇ˵ÕâÑù¹ÀËã»ù±¾ÉÏÊǶԵģ¬Ö»ÊÇ22.4L/molÕâ¸öÁ¿Òª¸ù¾Ý¾ßÌå»·¾³½øÐиıä

ÄÇôÎÒÃǶÁÎÄÏ×µÄʱºò£¬Ö»ÒªÓÃn£¨µ¥Î»ÊÇumol£©=ppm*V(µ¥Î»ÊÇL)/22.4½øÐмÆËã¾Í¿ÉÒÔ¹ÀËã³öÀ´ÁË
11Â¥2013-11-16 21:20:10
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Albert5749

гæ (³õÈëÎÄ̳)

µ«ÊÇÕâô˵µÄ»°£¬Èç¹ûÓÃumolÕâÖÖµ¥Î»£¬ÄÇô¾ÍºÍ·´Ó¦ÈÝÆ÷µÄÌå»ýÓкܴóµÄ¹ØÏµÁË£¬ÕâÑùÆñ²»ÊǺÜÈÝÒ×Îóµ¼±ðÈË
12Â¥2013-11-16 21:21:52
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Albert5749

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
5Â¥: Originally posted by ecustliuchao at 2013-11-12 16:34:03
ppm ÊǰÙÍò·ÖÖ®Ò» ´ò¸ö±È·½N2ÀïµÄH2Ũ¶ÈÊÇ100PPMÒ²¾ÍÊÇ˵1g N2ÀïÃæº¬ÓÐ100*10-6gµÄH2£¬ÕâÑù1gN2µÄÌå»ý¿ÉÒÔ¼ÆË㣬ÆäÖк¬ÓеÄH2Ò²¿ÉÒÔ¼ÆË㣬Ħ¶ûÊý£¬È»ºó¾Í¿ÉÒÔËã³öÄãÏëÒªµÄµ¥Î»

ÊÇ1g N2ÀïÃæº¬ÓÐ100*10-6gµÄH2,»¹ÊÇ1L N2ÀïÃæº¬ÓÐ100*10-6LµÄH2ÄØ£¿
13Â¥2013-11-16 21:26:06
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ecustliuchao

½ð³æ (СÓÐÃûÆø)


ÒýÓûØÌû:
13Â¥: Originally posted by Albert5749 at 2013-11-16 21:26:06
ÊÇ1g N2ÀïÃæº¬ÓÐ100*10-6gµÄH2,»¹ÊÇ1L N2ÀïÃæº¬ÓÐ100*10-6LµÄH2ÄØ£¿...

ÊÇÖÊÁ¿/ÖÊÁ¿
14Â¥2013-11-18 09:48:43
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ppllm

гæ (³õÈëÎÄ̳)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
ÍõÏþÃÈ: ½ð±Ò+1, лл·ÖÏí£¬»¶Ó­³£À´£¡ 2013-11-18 16:27:27
ÖØÁ¿ppmºÍÌå»ýppm²»Ò»ÑùµÄ£¬Ìå»ýppmºÍĦ¶ûppm ÊÇÒ»ÑùµÄ¡£
15Â¥2013-11-18 15:04:49
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

´óÉñºÇºÇ¶ø

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
15Â¥: Originally posted by ppllm at 2013-11-18 15:04:49
ÖØÁ¿ppmºÍÌå»ýppm²»Ò»ÑùµÄ£¬Ìå»ýppmºÍĦ¶ûppm ÊÇÒ»ÑùµÄ¡£

ÄܾÙÀý˵Ã÷Âð£¿
16Â¥2021-12-26 21:43:22
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ Albert5749 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷ÄϽ»´ó£¬Çóµ÷¼Á +5 ²Ä»¯ÖðÃÎÈË 2026-03-18 5/250 2026-03-21 00:26 by JourneyLucky
[¿¼ÑÐ] ²ÄÁÏרҵÇóµ÷¼Á +6 hanamiko 2026-03-18 6/300 2026-03-21 00:24 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸Äϲý´óѧ£¬327·Ö£¬²ÄÁÏÓ뻯¹¤085600 +9 Ncdx123456 2026-03-19 9/450 2026-03-20 23:41 by lovewei0727
[¿¼ÑÐ] 324Çóµ÷¼Á +5 luckyѽѽѽѼ 2026-03-20 5/250 2026-03-20 22:30 by ´ÙÌì³É
[¿¼ÑÐ] 350Çóµ÷¼Á +5 weudhdk 2026-03-19 5/250 2026-03-20 22:04 by luoyongfeng
[¿¼ÑÐ] 353Çóµ÷¼Á +3 À­¹³²»Ðí±ä 2026-03-20 3/150 2026-03-20 19:56 by JourneyLucky
[¿¼ÑÐ] Çóµ÷¼Á +3 @taotao 2026-03-20 3/150 2026-03-20 19:35 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸ÄÏÀí¹¤085701»·¾³302Çóµ÷¼ÁԺУ +3 ¿ûè÷ÎÀ¶Ó 2026-03-20 3/150 2026-03-20 19:28 by zhukairuo
[¿¼ÑÐ] 281Çóµ÷¼Á£¨0805£© +14 ÑÌÏ«Ò亣 2026-03-16 25/1250 2026-03-20 15:47 by yuncha
[¿¼ÑÐ] 265Çóµ÷¼Á +8 ÁºÁºÐ£Ð£ 2026-03-17 8/400 2026-03-20 14:40 by 27µÀ¿ÆÌØ
[¿¼ÑÐ] Ò»Ö¾Ô¸Öйúº£Ñó´óѧ£¬ÉúÎïѧ£¬301·Ö£¬Çóµ÷¼Á +5 1ËïÎò¿Õ 2026-03-17 6/300 2026-03-19 23:46 by zcl123
[¿¼ÑÐ] ²ÄÁÏ£¬·ÄÖ¯£¬ÉúÎ0856¡¢0710£©£¬»¯Ñ§ÕÐÉúÀ² +3 Eember. 2026-03-17 9/450 2026-03-18 10:28 by Eember.
[¿¼ÑÐ] 0703»¯Ñ§336·ÖÇóµ÷¼Á +6 zbzihdhd 2026-03-15 7/350 2026-03-18 09:53 by zhukairuo
[˶²©¼ÒÔ°] ºþ±±¹¤Òµ´óѧ ÉúÃü¿ÆÑ§Ó뽡¿µÑ§Ôº-¿ÎÌâ×éÕÐÊÕ2026¼¶Ê³Æ·/ÉúÎï·½Ïò˶ʿ +3 1ϲ´º8 2026-03-17 5/250 2026-03-17 17:18 by ber´¨cool×Ó
[¿¼ÑÐ] Ò»Ö¾Ô¸ËÕÖÝ´óѧ²ÄÁϹ¤³Ì£¨085601£©×¨Ë¶ÓпÆÑо­ÀúÈýÏî¹ú½±Á½¸öʵÓÃÐÍרÀûÒ»ÏîÊ¡¼¶Á¢Ïî +6 ´ó»ðɽС»ðɽ 2026-03-16 8/400 2026-03-17 15:05 by ÎÞи¿É»÷111
[¿¼ÑÐ] 302Çóµ÷¼Á +4 С¼Öͬѧ123 2026-03-15 8/400 2026-03-17 10:33 by С¼Öͬѧ123
[¿¼ÑÐ] [µ¼Ê¦ÍƼö]Î÷ÄϿƼ¼´óѧ¹ú·À/²ÄÁϵ¼Ê¦ÍƼö +3 ¼â½ÇСºÉ 2026-03-16 6/300 2026-03-16 23:21 by ¼â½ÇСºÉ
[¿¼ÑÐ] 326Çóµ÷¼Á +4 ŵ±´¶û»¯Ñ§½±êéê 2026-03-15 7/350 2026-03-16 17:11 by ŵ±´¶û»¯Ñ§½±êéê
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á 290·ÖÓпÆÑо­Àú£¬ÂÛÎÄÔÚͶ +7 ÄåÄågk 2026-03-14 7/350 2026-03-16 10:12 by houyaoxu
[¿¼ÑÐ] ¸´ÊÔµ÷¼Á +3 ºôºô£¿~+123456 2026-03-14 3/150 2026-03-14 16:53 by WTUChen
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û