Chemical bonds Study guides, Class notes & Summaries

Chapter 01: Basic Physics for the Respiratory Therapist MULTIPLE CHOICE 1. Power is a measure of which of the following? a. Mechanical energy b. Gravitational potential energy c. The rate at which work is being performed d. The rate at which atoms and molecules move ANS: C Power is a measure of the rate at which work is being performed. The formula P = W/J, where W = watts and 1 watt is equal to 1 J/s, expresses this. Joules are the international standard for expressing energy and work...

Soft Water/ Rain water - Answer- Best for shampooing and allows shampoo to lather freely Hard Water - Answer- Minerals that lessen the ability of the shampoo to lather Purified water/Deionized water - Answer- Main ingredient in shampoo Surfactant - Answer- has two ends the HYDROPHILIC HEAD and LIPOPHILIC TAIL Hydrophilic Head - Answer- Attracted to water Lipophilic Tail - Answer- Attracted to dirts and oils Acid Balanced Shampoo - Answer- pH of 4.5-5.5 Jheri Redding - Answer...

99% isopropyl alcohol is not an __________ registered disinfectant . - EPA A.B Moler is important in the history of barbering because he: - Published the first barbering textbook According to current trends, barbers must be prepared to meet a variety of _________ preferences. - Male Acids and alkalis mixed together in equal proportions do what? - Neutralize each other The adjustable lamp on a manicuring table should have a _______ watt bulb. - 40 After tools are sanitized, they should be ...

Cosmetology Clinical exam Questions and Answers 100% Pass What does a cold wave do to the hair? It softens and expands the hair strand Size of the rod will determine? Size of the curl A client complained that her hair was straight after a permanent wave. What is the cause of the problem? Undeproccesing After a chemical relaxer, the cosmetologist noticed the hair went back to its natural wave. Why is this? Insufficient processing time How long does a Alkaline perm process for? 5 to 20 mins A...

What is homeostasis - the process whereby living organisms regulate their cells and bodies to maintain relatively stable internal conditions What are the characteristics of living things - 1. Cells and Organization 2. Energy use and metabolism 3. Response to environmental changes 4. Regulation and homeostasis 5. Growth and Development 6. Reproduction 7. Biological Evolution atom - the smallest component of an element having the chemical properties of the element molecule - Two or more ...

Portage Chemistry 219 100% VERIFIED SOLUTIONS CORRECT ANSWER The lone pairs in a LDD are equal to: - ANSWER The 2 dots The unpaired electrons are equal to: - ANSWER The 1 dot What is the number of bonds an atom can form, equal to? - ANSWER Their unpaired electrons Find the lone pair, the unpaired electrons and the bonds of Oxygen. - ANSWER 2, 2, 2 What is organic chemistry? - ANSWER The study of compounds that contain carbon What is catenation? - ANSWER The ability to form bonds betw...

Chem 103 Module 1 to 6 Exam with Verified answers (100 OUT OF 100) Portage learning (Latest Update) MODULE 1 EXAM Question 1 Click this link to access the Periodic Table. This may be helpful throughout the exam. 1. Convert 845.3 to exponential form and explain your answer. 2. Convert 3.21 x 10-5 to ordinary form and explain your answer. 1. Convert 845.3 = larger than 1 = positive exponent, move decimal 2 places = 8.453 x 102 2. Convert 3.21 x 10-5 = negative exponent = smalle...

An element has 8 protons, 9 neutrons, and 8 electrons. What are its atomic number and mass? - 8 and 17 How many and what type of bonds does sulfur usually form in biology? - 2 covalent A molecule that has all non polar covalent bonds would be________. - hydrophobic What substance makes up the interior of a potato tuber? - starch What is an example of a lipid? - triglyceride One characteristic shared by sucrose, lactose, and maltose is that __________. -they are all dissacharides The over...

Dry hair and scalp should be treated with products that contain moisturizers and ______. - Emollients What type of haircutting lines are parallel to the floor and relative to the horizon? - Horizontal lines What type of shampoo, also known as powder shampoo, cleanses the hair without the use of soap and water? - Dry Which type of texture shear adds increased blending? - Texturizing Grooming brushes that add polish and shine to the hair have a bristle mixture consisting of _____. - Boar an...

TEST BANK PATHOPHYSIOLOGY 9TH EDITION MCCANCE TEST BANK . Chapter 1: Cellular Biology MULTIPLE CHOICE 1. Which statement best describes the cellular function of metabolic absorption? a. Cells can produce proteins. c. Cells can take in and use nutrients. b. Cells can secrete digestive enzymes. d. Cells can synthesize fats. ANS: C In metabolic absorption, all cells take in and use nutrients and other substances from their surroundings. The remaining options are not inclusive in their descriptions ...