ÌâÄ¿ÄÚÈÝ
ɽÎ÷Ê¡ÊÇÖØÒªµÄú»¯¹¤»ùµØ£¬Ãº¼°ÆäÏà¹Ø²úÆ·ÊÇתÐÍ·¢Õ¹µÄ·½ÏòÖ®Ò»£¬ÒÔú²ãÆø£¨Ö÷Òª³É·ÖÊǼ×Í飩¡¢½¹Ì¿¡¢Ë®¡¢¿ÕÆøΪÔÁÏ£¬¿ÉÖƵÃÈô¸É²úÆ·£¬²¿·ÖÉú²ú¹ý³ÌÈçͼ£º
Çë»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©¹ý³Ì¢ÚÊÇÀûÓ÷ÖÀëҺ̬¿ÕÆø·¨½øÐзÖÀëµÄ£¬¸Ã±ä»¯ÊÇ_____£¨Ìî¡°ÎïÀí¡±»ò¡°»¯Ñ§¡±£©±ä»¯£®
£¨2£©Ð´³ö¢ÙËù·¢Éú·´Ó¦µÄ»¯Ñ§·½³Ìʽ_____£®
£¨3£©ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ_____£®
aÎÞ»úÎï¿ÉÒÔת»¯³ÉÓлúÎï
bµªÆøÔÚ¹¤ÒµÉÏ¿ÉÓÃÓÚÖÆÄòËØ¡¢ÏõËá淋ȵª·Ê
cÉú²ú¹ý³Ìʹú¼°ÆäÏà¹Ø²úÆ·µÃµ½ÁË×ÛºÏÀûÓÃ
£¨4£©ÄòËغÍNH4NO3¶¼Êǵª·Ê£¬ÆäÖÐNH4NO3ÖеªÔªËØÓëÑõÔªËصÄÖÊÁ¿±ÈΪ_____£¬100gNH4NO3ÖеªÔªËصÄÖÊÁ¿Îª_____g£®
ÏÖÓÐ25gʯ»ÒʯÑùÆ·£¬Çë°´ÏÂÃæÒªÇó¼ÆËã
£¨1£©25gÑùÆ·Óë×ãÁ¿µÄÏ¡ÑÎËá·´Ó¦·Å³ö8.8gCO2£¨ÔÓÖʲ»ÈÜÓÚËᣬÇÒ²»ÓëËá·´Ó¦£©£¬Çë¼ÆËã¸ÃÑùÆ·µÄ´¿¶È£¨CaCO3µÄÖÊÁ¿·ÖÊý£©ÊǶàÉÙ£¿_____
£¨2£©Èô½«25gÑùƷƽ¾ù·Ö³ÉÁ½·Ý£¬·Ö±ð¼Ó¹¤³É¿é×´ºÍ·Ûĩ״£¬½«Á½·ÝÑùÆ··Ö±ð·ÅÈë׶ÐÎÆ¿ÖУ¬Í¬Ê±¼ÓÈëÏàͬÌå»ý£¬ÏàͬŨ¶ÈµÄ×ãÁ¿Ï¡ÑÎËá³ä·Ö·´Ó¦£¬ÇëÔÚͼÏóÉÏ»³ö¿é×´ÑùÆ·ÓëÏ¡ÑÎËá·´Ó¦·Å³öCO2µÄÇúÏßʾÒâͼ¡£_____
£¨3£©Èô½«Ò»¶¨ÖÊÁ¿µÄ¸Ãʯ»ÒʯÑùÆ·¸ßÎÂìÑÉÕ£¬ÓйØÎïÖÊÖÊÁ¿·´Ó¦Ê±¼äµÄ±ä»¯Èç±íËùʾ£º
ʱ¼ä/min | t1 | t2 | t3 | t4 | t5 |
CO2ÖÊÁ¿/g | 2.2 | 4.4 | 6.6 | 8.8 | 8.8 |
Ê£Óà¹ÌÌåÖÊÁ¿/g | 22.8 | 20.6 | m | 16.2 | 16.2 |
Ôòm£½_____£¬t3ʱʣÓà¹ÌÌåÖгýÔÓÖÊÍ⺬ÓеÄÎïÖÊÊÇ_____£¨Ìѧʽ£©