ÌâÄ¿ÄÚÈÝ
6¡¢Ä³¿ÎÍâ»î¶¯Ð¡×éÈ¡¸Õ½µµ½µØÃæµÄÓêˮˮÑù£¬ÓÃpH¼Æ£¨²âpHµÄÒÇÆ÷£©Ã¿¸ô5min²âÒ»´Î¸ÃË®ÑùµÄpH£¬Êý¾ÝÈçÏÂ±í£®ÒÑÖªËáÓêµÄpH£¼5.6£¬ÏÂÁÐ˵·¨´íÎóµÄÊÇ£¨¡¡¡¡£©
|
·ÖÎö£ºA¡¢¸ù¾ÝËá¼îÐÔºÍPHÖµµÄ¹Øϵ½øÐзÖÎö£¬
B¡¢¸ù¾ÝËáÓêµÄ¶¨Òå½øÐзÖÎö£¬
C¡¢¸ù¾ÝËáÓêµÄÐγÉÔÒò½øÐзÖÎö£¬
D¡¢¸ù¾Ý±íÖеÄPHÖµ¼°PHÊÔÖ½µÄ²â¶¨·¶Î§½øÐзÖÎö£®
B¡¢¸ù¾ÝËáÓêµÄ¶¨Òå½øÐзÖÎö£¬
C¡¢¸ù¾ÝËáÓêµÄÐγÉÔÒò½øÐзÖÎö£¬
D¡¢¸ù¾Ý±íÖеÄPHÖµ¼°PHÊÔÖ½µÄ²â¶¨·¶Î§½øÐзÖÎö£®
½â´ð£º½â£ºA¡¢¶ÔÓÚËáÀ´Ëµ£¬PHÖµÔ½´óËáÐÔÔ½Èõ£¬µ«ÊÇËù²âµÃPHÖµÊÇÖ𽥵ļõСµÄËùÒÔËáÐÔÊÇÔöÇ¿µÄ£¬¹ÊA´íÎó£»
B¡¢ËáÓêµÄpH£¼5.6£¬¸ÃÓêË®·ûºÏ´Ë·¶Î§£¬¹ÊΪËáÓ꣬¹ÊBÕýÈ·£»
C¡¢ËáÓêµÄÐγÉÊÇÓÉÓÚ¿ÕÆøÖк¬ÓжþÑõ»¯Áò¡¢¶þÑõ»¯µªµÈÎÛȾÐÔµÄÆøÌåÔì³ÉµÄ£¬¹ÊCÕýÈ·£»
D¡¢pHÊÔÖ½Ö»ÄܶÁµ½ÕûÊý룬ÊÇ´ÖÂԵIJⶨ£¬Ö»ÓÐPH¼ÆÄÜ׼ȷ²â¶¨£¬¹ÊDÕýÈ·£¬
¹ÊÑ¡A£®
B¡¢ËáÓêµÄpH£¼5.6£¬¸ÃÓêË®·ûºÏ´Ë·¶Î§£¬¹ÊΪËáÓ꣬¹ÊBÕýÈ·£»
C¡¢ËáÓêµÄÐγÉÊÇÓÉÓÚ¿ÕÆøÖк¬ÓжþÑõ»¯Áò¡¢¶þÑõ»¯µªµÈÎÛȾÐÔµÄÆøÌåÔì³ÉµÄ£¬¹ÊCÕýÈ·£»
D¡¢pHÊÔÖ½Ö»ÄܶÁµ½ÕûÊý룬ÊÇ´ÖÂԵIJⶨ£¬Ö»ÓÐPH¼ÆÄÜ׼ȷ²â¶¨£¬¹ÊDÕýÈ·£¬
¹ÊÑ¡A£®
µãÆÀ£º±¾ÌâÖ÷Òª¿¼²éÁËËáÓêµÄ²úÉúºÍΣº¦£¬ÒÔ¼°Ëá¼îÐÔºÍPHÖµµÄ¹Øϵ£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
ij¿ÎÍâ»î¶¯Ð¡×éÈ¡¸Õ½µµ½µØÃæµÄÓêˮˮÑù£¬ÓÃpH¼Æ£¨²âpHµÄÒÇÆ÷£©Ã¿¸ô5 min²âÒ»´Î¸ÃË®ÑùµÄpH£¬Êý¾ÝÈçÏÂ±í¡£ÒÑÖªËáÓêµÄpH£¼5.6£¬ÏÂÁÐ˵·¨´íÎóµÄÊÇ
²â¶¨Ê±¿Ì |
5¡Ã05 |
5¡Ã10 |
5¡Ã15 |
5¡Ã20 |
5¡Ã25 |
5¡Ã30 |
pH |
4.95 |
4.94 |
4.92 |
4.88 |
4.86 |
4.85 |
A£®²â¶¨µÄʱ¼äÄÚ¸ÃË®ÑùµÄËáÐÔ¼õÈõ B£®¸ÃÓêË®ÊÇËáÓê
C£®¸ÃÈ¡ÑùµØµãµÄ¿ÕÆø¿ÉÄÜÊÜÎÛȾ D£®ÓÃpHÊÔÖ½²»ÄܲâµÃ±íÖÐÊý¾Ý
ij¿ÎÍâ»î¶¯Ð¡×éÈ¡¸Õ½µµ½µØÃæµÄÓêˮˮÑù£¬ÓÃpH¼Æ£¨²âpHµÄÒÇÆ÷£©Ã¿¸ô5min²âÒ»´Î¸ÃË®ÑùµÄpH£¬Êý¾ÝÈçÏÂ±í£®ÒÑÖªËáÓêµÄpH£¼5.6£¬ÏÂÁÐ˵·¨´íÎóµÄÊÇ£¨ £©
A£®²â¶¨µÄʱ¼äÄÚ¸ÃË®ÑùµÄËáÐÔ¼õÈõ
B£®¸ÃÓêË®ÊÇËáÓê
C£®¸ÃÈ¡ÑùµØµãµÄ¿ÕÆø¿ÉÄÜÊÜÎÛȾ
D£®ÓÃpHÊÔÖ½²»ÄܲâµÃ±íÖÐÊý¾Ý
²â¶¨Ê±¿Ì | 5£º05 | 5£º10 | 5£º15 | 5£º20 | 5£º25 | 5£º30 |
pH | 4.95 | 4.94 | 4.92 | 4.88 | 4.86 | 4.85 |
A£®²â¶¨µÄʱ¼äÄÚ¸ÃË®ÑùµÄËáÐÔ¼õÈõ
B£®¸ÃÓêË®ÊÇËáÓê
C£®¸ÃÈ¡ÑùµØµãµÄ¿ÕÆø¿ÉÄÜÊÜÎÛȾ
D£®ÓÃpHÊÔÖ½²»ÄܲâµÃ±íÖÐÊý¾Ý
ij¿ÎÍâ»î¶¯Ð¡×éÈ¡¸Õ½µµ½µØÃæµÄÓêˮˮÑù£¬ÓÃpH¼Æ£¨²âpHµÄÒÇÆ÷£©Ã¿¸ô5min²âÒ»´Î¸ÃË®ÑùµÄpH£¬Êý¾ÝÈçÏÂ±í£®ÒÑÖªËáÓêµÄpH£¼5.6£¬ÏÂÁÐ˵·¨´íÎóµÄÊÇ£¨ £©
A£®²â¶¨µÄʱ¼äÄÚ¸ÃË®ÑùµÄËáÐÔ¼õÈõ
B£®¸ÃÓêË®ÊÇËáÓê
C£®¸ÃÈ¡ÑùµØµãµÄ¿ÕÆø¿ÉÄÜÊÜÎÛȾ
D£®ÓÃpHÊÔÖ½²»ÄܲâµÃ±íÖÐÊý¾Ý
²â¶¨Ê±¿Ì | 5£º05 | 5£º10 | 5£º15 | 5£º20 | 5£º25 | 5£º30 |
pH | 4.95 | 4.94 | 4.92 | 4.88 | 4.86 | 4.85 |
A£®²â¶¨µÄʱ¼äÄÚ¸ÃË®ÑùµÄËáÐÔ¼õÈõ
B£®¸ÃÓêË®ÊÇËáÓê
C£®¸ÃÈ¡ÑùµØµãµÄ¿ÕÆø¿ÉÄÜÊÜÎÛȾ
D£®ÓÃpHÊÔÖ½²»ÄܲâµÃ±íÖÐÊý¾Ý
ij¿ÎÍâ»î¶¯Ð¡×éÈ¡¸Õ½µµ½µØÃæµÄÓêˮˮÑù£¬ÓÃpH¼Æ£¨²âpHµÄÒÇÆ÷£©Ã¿¸ô5min²âÒ»´Î¸ÃË®ÑùµÄpH£¬Êý¾ÝÈçÏÂ±í£®ÒÑÖªËáÓêµÄpH£¼5.6£¬ÏÂÁÐ˵·¨´íÎóµÄÊÇ£¨ £©
A£®²â¶¨µÄʱ¼äÄÚ¸ÃË®ÑùµÄËáÐÔ¼õÈõ
B£®¸ÃÓêË®ÊÇËáÓê
C£®¸ÃÈ¡ÑùµØµãµÄ¿ÕÆø¿ÉÄÜÊÜÎÛȾ
D£®ÓÃpHÊÔÖ½²»ÄܲâµÃ±íÖÐÊý¾Ý
²â¶¨Ê±¿Ì | 5£º05 | 5£º10 | 5£º15 | 5£º20 | 5£º25 | 5£º30 |
pH | 4.95 | 4.94 | 4.92 | 4.88 | 4.86 | 4.85 |
A£®²â¶¨µÄʱ¼äÄÚ¸ÃË®ÑùµÄËáÐÔ¼õÈõ
B£®¸ÃÓêË®ÊÇËáÓê
C£®¸ÃÈ¡ÑùµØµãµÄ¿ÕÆø¿ÉÄÜÊÜÎÛȾ
D£®ÓÃpHÊÔÖ½²»ÄܲâµÃ±íÖÐÊý¾Ý