Lewis ag Study guides, Class notes & Summaries

Name Clas Dat : s: e: Chapter 01 - Measurements in Science and Medicine 1. An appropriate unit to measure the length of a football field would be the meter. ANSWER: True ANSWER: True ANSWER: True a. b. True False 2. Using a unit of mg to measure the mass of a premature infant would not be appropriate because the mass of the infant would be a very large number. a. b. True False 3. The memory capacity of a flash drive is measured in gigabytes so that the capacity can be expressed ...

CHEM 103 FINAL EXAM In-class activity Lewis Structures - represents the transfer or the sharing of electrons in chemical bonds octet rule - EVERY ATOM WANTS 8 ELECTRONS IN THEIR OUTERSHELL ionic bonding - chemical bond formed through the transfer of one or more electrons from one atom or group of atoms to another group EX : NaBr metals - give nonmetals - take oxidation number - the superscript indicating the charge on an ion ion - atom with either p...

Chapter 1—Living in a World of Chemistry MULTIPLE CHOICE 1. Which activity comes first in the scientific method? a. conclusion b. hypothesis c. experimentation d. observation ANS: D 2. Which is considered a physical science? a. physics b. biology c. zoology d. botany ANS: A 3. A scientist is trying to make a new insecticide that will be more toxic to flies, but less toxic to humans than insecticides now available. The scientist is engaged in a. basic research. b. applied research. ...

  Procainamide - Answer: NAPA loose clusters of small spherical microconidia, positive urease - Answer: Trichophyton mentagrophytes BHCG tumor marker - Answer: chorocarcinoma 5HIAA - Answer: carcinoid tumors Proteus vulgaris vs P. mirabilis indole test - Answer: P. vulgaris is indole pos. P. mirabilis is indole neg Hydatid cyst fluid - Answer: used to neutralize Anti-P1 antibody Antacid overdose - Answer: Check pH Prolonged PT, PTT, and thrombin after collecting fr...

BTEC International Business Unit 5 Assignment 1 BTEC International Business Unit 5 Assignment 1 lOMoAR cPSD| 1 Introduction Why Trade Internationally? In my essay I will be presenting the reasons why two businesses (BMW and River Island) operate in contrasting international markets. Using the information from this research I will equally proceed in explaining the types of finance available for international business and the main features of globalization that affect BMW and River Isla...

  c antigen is most common in blacks and whites; anti-c would be most common reactive - Answer: Rh antibodies show enhanced reactivity with enzyme pretreated cells. The M and Fya antigens are cleaved from enzyme pretreated cells and therefore there would be no reaction between enzyme pretreated cells and serum containing anti-M or anti-Fya. The incidence of the c antigen is 80% in whites and 96% in blacks. The incidence of the E antigen is 29% in whites and 22% in blacks. Increased reactivit...

Final exam random facts CHEM, questions and answers, 100% accurate answers incomplete octet Another significant exception to the octet rule involves those elements that tend to form Which pair of atoms forms the most polar bond? C and O N and O N and F C and F The greater the electronegativity difference between the bonding atoms, the more polar the bond. F is the most electronegative of these elements and C is the least electronegative, therefore the bond between them is the most ...

What are the requirements to be able to donate blood? - ANSWER-1) no higher than 99.5F (37.5C) 2) HGB at least 12.5g/dL 3) HCT at least 38% 4) Weight over 110 lbs (50kg) 5) Normal BP (about 180/100) What can cause a blood donor to be deferred for up to 1 year? - ANSWER-Possible exposure to hepatitis, HIV, or malaria What can cause a blood donor to be deferred for up to 3 years? - ANSWER-living in an area endemic for malaria/previous diagnosis of malaria What can cause a blood donor ...

Chapter 1—Matter, Measurements, and Calculations MULTIPLE CHOICE 1. 2. 3. 4. 5. 6. 7. 8. The mass of an object is a. the force between the object and the earth. b. a measure of the amount of matter in the object. c. the amount of space the object occupies. d. depends on the location of the object on the earth. ANS: B PTS: 1 Any two objects are attracted to each other by _____ . a. gravity c. magnetism b. electrostatic forces d. all of them ANS: A PTS: 1 How is the weight of ...

  3 pairs of hooklets in an ovum - Answer: Hymenolepis Diminuta Which is the agent of hand, foot and mouth disease of humans? - Answer: Coxsackie A virus Detection of antigen in urine specimen can be used for which of the following type of pneumonia infection a. Fusobacterium B. Y. Pestis C. Legionella D. Mycobacterium TB. - Answer: Legionella Antler hyphae found in ... - Answer: Microsporum Audouinii What grows on chocolate agar - Answer: Haemophilus spp. *requires X a...