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试写出 N2O 分子的结构式，简要说明理由
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已知H.和O.可以形成H2O和H2O2两种化合物试根据有关信息完成下列问题1水是维持生命活动所必需的
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AncientGreekphilosopherAristotleviewedlaughterasabodilyexerciseprecioustohealthBut---__1___someclaimstothecontrarylaughingprobablyhaslittleinfluenceonphysicalfitnessLaughterdoes__2___short-termchangesinthefunctionoftheheartanditsbloodvessels___3_heartrateandoxygenconsumptionButbecausehardlaughterisdifficultto__4__agoodlaughisunlikelytohave__5___benefitsthewaysaywalkingorjoggingdoes __6__insteadofstrainingmusclestobuildthemasexercisedoeslaughterapparentlyaccomplishesthe__7__studiesdatingbacktothe1930’sindicatethatlaughter__8___musclesdecreasingmuscletoneforupto45minutesafterthelaughdiesdown Suchbodilyreactionmightconceivablyhelp_9__theeffectsofpsychologicalstress.Anywaytheactoflaughingprobablydoesproduceothertypesof___10___feedbackthatimproveanindividual’semotionalstate.__11____oneclassicaltheoryofemotionourfeelingsarepartiallyrooted____12___physicalreactions.Itwasarguedattheendofthe19thcenturythathumansdonotcry___13___theyaresadbuttheybecomesadwhenthetearsbegintoflow Althoughsadnessalso____14___tearsevidencesuggeststhatemotionscanflow__15___muscularresponses.Inanexperimentpublishedin1988socialpsychologistFritzStrackoftheUniversityofwürzburginGermanyaskedvolunteersto__16___apeneitherwiththeirteeth-therebycreatinganartificialsmile–orwiththeirlipswhichwouldproducean__17___expression.Thoseforcedtoexercisetheirenthusiasticallytofunnycatoonsthandidthosewhosemonthswerecontractedinafrown____19___thatexpressionsmayinfluenceemotionsratherthanjusttheotherwayaround__20__thephysicalactoflaughtercouldimprovemood
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AncientGreekphilosopherAristotleviewedlaughterasabodilyexerciseprecioustohealthBut---__1___someclaimstothecontrarylaughingprobablyhaslittleinfluenceonphysicalfitnessLaughterdoes__2___short-termchangesinthefunctionoftheheartanditsbloodvessels___3_heartrateandoxygenconsumptionButbecausehardlaughterisdifficultto__4__agoodlaughisunlikelytohave__5___benefitsthewaysaywalkingorjoggingdoes __6__insteadofstrainingmusclestobuildthemasexercisedoeslaughterapparentlyaccomplishesthe__7__studiesdatingbacktothe1930’sindicatethatlaughter__8___musclesdecreasingmuscletoneforupto45minutesafterthelaughdiesdown Suchbodilyreactionmightconceivablyhelp_9__theeffectsofpsychologicalstress.Anywaytheactoflaughingprobablydoesproduceothertypesof___10___feedbackthatimproveanindividual’semotionalstate.__11____oneclassicaltheoryofemotionourfeelingsarepartiallyrooted____12___physicalreactions.Itwasarguedattheendofthe19thcenturythathumansdonotcry___13___theyaresadbuttheybecomesadwhenthetearsbegintoflow Althoughsadnessalso____14___tearsevidencesuggeststhatemotionscanflow__15___muscularresponses.Inanexperimentpublishedin1988socialpsychologistFritzStrackoftheUniversityofwürzburginGermanyaskedvolunteersto__16___apeneitherwiththeirteeth-therebycreatinganartificialsmile–orwiththeirlipswhichwouldproducean__17___expression.Thoseforcedtoexercisetheirenthusiasticallytofunnycatoonsthandidthosewhosemonthswerecontractedinafrown____19___thatexpressionsmayinfluenceemotionsratherthanjusttheotherwayaround__20__thephysicalactoflaughtercouldimprovemood
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AncientGreekphilosopherAristotleviewedlaughterasabodilyexerciseprecioustohealthBut---__1___someclaimstothecontrarylaughingprobablyhaslittleinfluenceonphysicalfitnessLaughterdoes__2___short-termchangesinthefunctionoftheheartanditsbloodvessels___3_heartrateandoxygenconsumptionButbecausehardlaughterisdifficultto__4__agoodlaughisunlikelytohave__5___benefitsthewaysaywalkingorjoggingdoes __6__insteadofstrainingmusclestobuildthemasexercisedoeslaughterapparentlyaccomplishesthe__7__studiesdatingbacktothe1930’sindicatethatlaughter__8___musclesdecreasingmuscletoneforupto45minutesafterthelaughdiesdown Suchbodilyreactionmightconceivablyhelp_9__theeffectsofpsychologicalstress.Anywaytheactoflaughingprobablydoesproduceothertypesof___10___feedbackthatimproveanindividual’semotionalstate.__11____oneclassicaltheoryofemotionourfeelingsarepartiallyrooted____12___physicalreactions.Itwasarguedattheendofthe19thcenturythathumansdonotcry___13___theyaresadbuttheybecomesadwhenthetearsbegintoflow Althoughsadnessalso____14___tearsevidencesuggeststhatemotionscanflow__15___muscularresponses.Inanexperimentpublishedin1988socialpsychologistFritzStrackoftheUniversityofwürzburginGermanyaskedvolunteersto__16___apeneitherwiththeirteeth-therebycreatinganartificialsmile–orwiththeirlipswhichwouldproducean__17___expression.Thoseforcedtoexercisetheirenthusiasticallytofunnycatoonsthandidthosewhosemonthswerecontractedinafrown____19___thatexpressionsmayinfluenceemotionsratherthanjusttheotherwayaround__20__thephysicalactoflaughtercouldimprovemood
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AncientGreekphilosopherAristotleviewedlaughterasabodilyexerciseprecioustohealthBut---__1___someclaimstothecontrarylaughingprobablyhaslittleinfluenceonphysicalfitnessLaughterdoes__2___short-termchangesinthefunctionoftheheartanditsbloodvessels___3_heartrateandoxygenconsumptionButbecausehardlaughterisdifficultto__4__agoodlaughisunlikelytohave__5___benefitsthewaysaywalkingorjoggingdoes __6__insteadofstrainingmusclestobuildthemasexercisedoeslaughterapparentlyaccomplishesthe__7__studiesdatingbacktothe1930’sindicatethatlaughter__8___musclesdecreasingmuscletoneforupto45minutesafterthelaughdiesdown Suchbodilyreactionmightconceivablyhelp_9__theeffectsofpsychologicalstress.Anywaytheactoflaughingprobablydoesproduceothertypesof___10___feedbackthatimproveanindividual’semotionalstate.__11____oneclassicaltheoryofemotionourfeelingsarepartiallyrooted____12___physicalreactions.Itwasarguedattheendofthe19thcenturythathumansdonotcry___13___theyaresadbuttheybecomesadwhenthetearsbegintoflow Althoughsadnessalso____14___tearsevidencesuggeststhatemotionscanflow__15___muscularresponses.Inanexperimentpublishedin1988socialpsychologistFritzStrackoftheUniversityofwürzburginGermanyaskedvolunteersto__16___apeneitherwiththeirteeth-therebycreatinganartificialsmile–orwiththeirlipswhichwouldproducean__17___expression.Thoseforcedtoexercisetheirenthusiasticallytofunnycatoonsthandidthosewhosemonthswerecontractedinafrown____19___thatexpressionsmayinfluenceemotionsratherthanjusttheotherwayaround__20__thephysicalactoflaughtercouldimprovemood
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AncientGreekphilosopherAristotleviewedlaughterasabodilyexerciseprecioustohealthBut---__1___someclaimstothecontrarylaughingprobablyhaslittleinfluenceonphysicalfitnessLaughterdoes__2___short-termchangesinthefunctionoftheheartanditsbloodvessels___3_heartrateandoxygenconsumptionButbecausehardlaughterisdifficultto__4__agoodlaughisunlikelytohave__5___benefitsthewaysaywalkingorjoggingdoes __6__insteadofstrainingmusclestobuildthemasexercisedoeslaughterapparentlyaccomplishesthe__7__studiesdatingbacktothe1930’sindicatethatlaughter__8___musclesdecreasingmuscletoneforupto45minutesafterthelaughdiesdown Suchbodilyreactionmightconceivablyhelp_9__theeffectsofpsychologicalstress.Anywaytheactoflaughingprobablydoesproduceothertypesof___10___feedbackthatimproveanindividual’semotionalstate.__11____oneclassicaltheoryofemotionourfeelingsarepartiallyrooted____12___physicalreactions.Itwasarguedattheendofthe19thcenturythathumansdonotcry___13___theyaresadbuttheybecomesadwhenthetearsbegintoflow Althoughsadnessalso____14___tearsevidencesuggeststhatemotionscanflow__15___muscularresponses.Inanexperimentpublishedin1988socialpsychologistFritzStrackoftheUniversityofwürzburginGermanyaskedvolunteersto__16___apeneitherwiththeirteeth-therebycreatinganartificialsmile–orwiththeirlipswhichwouldproducean__17___expression.Thoseforcedtoexercisetheirenthusiasticallytofunnycatoonsthandidthosewhosemonthswerecontractedinafrown____19___thatexpressionsmayinfluenceemotionsratherthanjusttheotherwayaround__20__thephysicalactoflaughtercouldimprovemood
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AncientGreekphilosopherAristotleviewedlaughterasabodilyexerciseprecioustohealthBut---__1___someclaimstothecontrarylaughingprobablyhaslittleinfluenceonphysicalfitnessLaughterdoes__2___short-termchangesinthefunctionoftheheartanditsbloodvessels___3_heartrateandoxygenconsumptionButbecausehardlaughterisdifficultto__4__agoodlaughisunlikelytohave__5___benefitsthewaysaywalkingorjoggingdoes __6__insteadofstrainingmusclestobuildthemasexercisedoeslaughterapparentlyaccomplishesthe__7__studiesdatingbacktothe1930’sindicatethatlaughter__8___musclesdecreasingmuscletoneforupto45minutesafterthelaughdiesdown Suchbodilyreactionmightconceivablyhelp_9__theeffectsofpsychologicalstress.Anywaytheactoflaughingprobablydoesproduceothertypesof___10___feedbackthatimproveanindividual’semotionalstate.__11____oneclassicaltheoryofemotionourfeelingsarepartiallyrooted____12___physicalreactions.Itwasarguedattheendofthe19thcenturythathumansdonotcry___13___theyaresadbuttheybecomesadwhenthetearsbegintoflow Althoughsadnessalso____14___tearsevidencesuggeststhatemotionscanflow__15___muscularresponses.Inanexperimentpublishedin1988socialpsychologistFritzStrackoftheUniversityofwürzburginGermanyaskedvolunteersto__16___apeneitherwiththeirteeth-therebycreatinganartificialsmile–orwiththeirlipswhichwouldproducean__17___expression.Thoseforcedtoexercisetheirenthusiasticallytofunnycatoonsthandidthosewhosemonthswerecontractedinafrown____19___thatexpressionsmayinfluenceemotionsratherthanjusttheotherwayaround__20__thephysicalactoflaughtercouldimprovemood
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