According to hbr - Study guides, Class notes & Summaries

MULTIPLE CHOICE 1. Nitroglycerin decomposes violently according to the balanced chemical equation below. 2 C3H5(NO3)3( )  3 N2(g) + 1/2 O2(g) + 6 CO2(g) + 5 H2O(g) Which of the following statements concerning this reaction is/are CORRECT? 1. Two moles of nitroglycerine will produce three moles of nitrogen and five moles of water. 2. Four molecules of nitroglycerine will produced one molecule of oxygen and twelve molecules of carbon dioxide. 3. Six grams of nitroglycerine w...

NLN PAX PREP Science Spring 2023 with complete top solutions Which of these structures of the male reproductive system carries sperm cells from the testes to the lower part of the abdomen?Correct answer - Vas deferens A method for determining the blood alcohol content of a subject is toCorrect answer - Use a Breathalyzer A person blows his breath into a straw that is placed in limewater. The limewater becomes cloudy because the person's breath containsCorrect answer - carbon diox...

Chapter 1-Structure and Bonding:Acids and Bases 1. How many total valence electrons are represented in the following electron configuration? 1s22s22px2 2py2 2pz1 or 1s22s22p5 a. 1 b. 3 c. 5 d. 7 e. 9 ANS: D Instructions: Write valid Lewis (electron-dot) structures for each formula below. Show all electrons as dots and show all nonbonding electrons. 2. Write: CH3CH2OH ethanol ANS: 3. The structure of urea is shown below. Fill in any nonbonding valence electrons that are missing from the l...

Portage Learning CHEM 210 exams 1-8 and final exam Question 1 3 / 3 pts True or False: According to the Module, a compound with a molecular mass of 1,000 g/mol is considered a macromolecule. True Correct! False Question 2 3 / 3 pts True or False: Biomolecules can have only two functional groups. True Correct! False Question 3 3 / 3 pts True or False: The following functional group is an alcohol. True Correct! False Question 4 3 / 3 pts True or False: In a eukaryotic cell, the organelles called p...

Portage Learning CHEM 210 exams 1-8 and final exam Question 1 3 / 3 pts True or False: According to the Module, a compound with a molecular mass of 1,000 g/mol is considered a macromolecule. True Correct! False Question 2 3 / 3 pts True or False: Biomolecules can have only two functional groups. True Correct! False Question 3 3 / 3 pts True or False: The following functional group is an alcohol. True Correct! False Question 4 3 / 3 pts True or False: In a eukaryotic cell, the organelles called p...

MBA 630 Midterm Exam Questions With Verified Answers Review "How chief data officers can navigate the Covid-19 response and beyond" (pp. 33-37 of the " The Next Normal. The Recovery Will Be Digital" McKinsey 2020. According to the article, which of the following are the main imperatives of CDO? - answerSafeguarding data, enabling business continuity, enforcing ethical use of data Review the article "Turning Data into Unmatched Business value", HBR 2020. According to the article, wha...

PAX Science NLN Exams collection 2023 (Answered) latest 1. A person blows his breath into a straw that is placed in limewater. The limewater becomes cloudy because the person's breath contains A.) carbon dioxide. B.) hydrogen. C.) oxygen. D.) nitrogen. 2. A physician measures the pulse and blood pressure (BP) of all patients on a routine basis. Which of these measurements show the normal BP values for a resting adult patient? A.) 125/95 mm Hg B.) 120/80 mm Hg C.) 100/80 mm Hg D.)...

CHEM 120 Week 4 Physical States of Matter Questions and Answers- Chamberlain College Atlanta Physical States of Matter WEEK 4 1. Match the term with the definition: Particles are tightly packed in a set pattern, with a fixed volume and shape. --- Particles are close together with no regular pattern of arrangements; has a set volume that will take the shape of the container it is placed in --- Particles are well separated with no arrangement, and does not have a set volume but rather adapt...

MCAT AAMC FL 1 CHem and Physics Questions and Answers 2023 In the chromatography of the reaction mixture, water absorbed on cellulose functioned as the stationary phase. What was the principal factor determining the migration of individual components in the sample? A.Hydrogen bonding B.Solute concentration C.Stationary phase concentration D.Thickness of paper The correct answer is A. This is an Organic Chemistry question that falls under the content category "Separation and purificat...

NLN Practice Test Science Pax Exam All 227 Questions with Answers 2023 An organism with chloroplast in its cell is probably a - CORRECT ANSWER autotroph autotrophs - CORRECT ANSWER are organisms that produce their own food from inorganic substances, plants are autotrophs heterotrophs - CORRECT ANSWER obtain their food by consuming plants or other animals. They are also referred to as consumers. Primary consumers may be herbivores herbivores - CORRECT ANSWER plant eaters ...