Kimya Ödev Yardımı

QuetionAI‘nin kimya problemi çözücüsü, temel kimyasal reaksiyonları ve denklemleri kullanıcılar için gerçek zamanlı olarak özetleyebilen ve zayıf bir temele sahip öğrencilerin bile kimyada kolayca uzmanlaşabilmesi için güçlü bir öğrenme sistemine sahip olan bir ortaokul kimya ders aracıdır.

Artık periyodik tablonun temel özellikleri hakkında endişelenmenize gerek yok. Burada her elemente karşılık gelen kimyasal reaksiyonlara ve reaksiyon prensiplerine kolaylıkla ulaşabilirsiniz. Moleküllerin ve atomların orijinal yapısını, görülebilen makroskobik olaylardan çıkarmak, her zaman savunduğumuz bir kimya araştırma tekniğidir.

11. Ayni kosullarda 3.2gtimes H_(4) gazinin hacmr, 0,8 g He gazi- nin hacmine esittir. __ Buna gòre, X elementin in atom kütlesi kaçtir? (He 4g/mol,H:1g/mol A) 12 B) 14 C) 16 D) 18 E) 20

SECTION C ANSWER ALL.QUESTIONS 60MKS 76 discuss properties and reaction of various substances used as antacids 20mks 77a) discuss the management of achlorhydria 10mks b) describe the role of water in human body 10mks 78. discuss the principles of limit tests for various impurities found in pharmaceutical compounds 20mks

SECTION B: ANSWER ALL 60mks 4mks 61. state the applications of buffers 4mks 62 describe the principles of operation of paper chromatography 63. state the applications of paper chromatography 64. discuss the limit test for chloride ions 65. state 4 anions used as electrolytes in the body 66. highlight the roles of copper in the body 67. state 4 roles of manganese in the body 4mks 68. state 4 properties of non-absorbable antacids 4mks 69. state 4 changes that can result when impurities are introduced into medicinal compounds 4mks 70. highlight the parameters for controlling impurities in pharmaceuticals

SECTION B: ANSWER ALL 60mks 61. state the applications of buffers 4mks 4mks 62 describe the principles of operation of paper chromatography 4mks 63. state the applications of paper chromatography 4mks 64. discuss the limit test for chloride ions 65. state 4 anions used as electrolytes in the body 4mks 66. highlight the roles of copper in the body 4mks 67. state 4 roles of manganese in the body 4mks 68. state 4 properties of non-absorbable antacids 4mks 69. state 4 changes that can result when impurities are introduced into medicinal compounds 4mks 70. highlight the parameters for controlling impurities in pharmaceuticals 4mks SECTION C ANSWER ALL.QUESTIONS 60MKS 76 discuss properties and reaction of various substances used as antacids 20mks 77a) discuss the management of achlorhydria 10mks b) describe the role of water in human body 10mks 78. discuss the principles of limit tests for various impurities found in pharmaceutical compounds 20mks

37. Hydrogen peroxide is used as peroxide is used as (a) antiseptic (b) acidifying agent (c) protective (d) antioxidant 38. KMnO4 solutions are used for (a) antibacterial (b) antifungal (c) both the above (d) none of these 39. AgNO3 is categorizes into (a) oxidative antimicrobial agent (b) halogenated antimicrobial agent (c) protein ppt. antimicrobial agent (d) all of the above 40. Fluoride inhibits caries formation via (a) | acid solubility of enamel (b) bacterial inhibition (c) both the above (d) f acid solubility of enamel Write (T) for True and (F) for False statement. 41. Purified water is used for parenterel. True false 42. Water for injection purified by distillation. True 43. Systemic antacid is soluble, readily absorbed. 44. Non-systemic antacid do not exert any systemic effect. 45. NaHCO3 is systemic antacid. True False 46. Aluminium containing antacid has consipating effect. 47. Ca containing antacid tend to be constipating and usually found in combination with Magnesium antacid True false