Atomic conversions - Study guides, Class notes & Summaries

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 = smaller than 1, move ...

Name Clas Dat : s: e: CHAPTER 1: BASIC CONCEPTS ABOUT MATTER 1. Which of the following is a property of both gases and liquids? a. c. Definite shape Definite volume b. Indefinite shape d. Indefinite volume ANSWER: 2. In which of the following pairs of properties are both properties chemical properties? a. Freezes at 10°C and is nonflammable b. Decomposes at 500°C and reacts with bromine c. Poor conductor of heat and is reddish brown in color d. Has a low density and is very hard ...

CHEM 120 EXAM REVIEW GUIDE- DOWNLOAD TO SCORE AN A+ Week 1 Topics: Scientific method Hypothesis: A testable explanation. Independent variable: What you as the scientist are controlling or chan ging. Dependent variable: Depends on the independent variable. What you expect to change. What you are measuring. Positive control: Group or condition with known outcome. Negative control: Condition for which no change is expected. Experimental controls: All the conditions that are held constant. Dimension...

energy - ANSWER-the ability to do work or cause a change. forms of energy - ANSWER-mechanical (moving parts of things), heat (thermal), chemical (chemical bonds between atoms), electromagnetic (light) nuclear, electrical, gravitational, elastic (stretching/compressing) energy conversions - ANSWER-energy can be changed or converted from one form into another. Always come in pairs (one form into another) mechanical energy - ANSWER-any energy associated with motion of moving objects. This ...

CHEM 103 MODULE 1 EXAM 2022 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 10 2 2. Convert 3.21 x 10 -5 = negative exponent = smaller than 1, move decimal 5 places = 0.0000321 Question 2 Click this link to access the Pe...

CISA Chapter 3 Exam 48 Questions with Verified Answers Project Management Structure - 3 types that outline the authority and control within an organization - CORRECT ANSWER - functional - the project manager has only a staff function without formal management authority. The work is broken down in departments - project - the project manager's formal authority over those taking part in the project. Includes authority over project budgets, schedule, and team - matrix - management authority is...

energy - ANSWER-the ability to do work or cause a change. forms of energy - ANSWER-mechanical (moving parts of things), heat (thermal), chemical (chemical bonds between atoms), electromagnetic (light) nuclear, electrical, gravitational, elastic (stretching/compressing) energy conversions - ANSWER-energy can be changed or converted from one form into another. Always come in pairs (one form into another) mechanical energy - ANSWER-any energy associated with motion of moving objects. This ...

UCF-CHM2045C % comp - Answer- = (looking for)/ compound Percent Abundance - Answer- set to x and 1-x Molecular formula from empirical - Answer- Mass of molecular/ mass of empirical convert three elements - Answer- find the molar mass and divide by lowest mol Formula for conversions - Answer- Mass=(1/amu)=Mole=(Avo #/Mole)=Atom (2(compound)/Compound)=Atoms Atomic Number - Answer- Protons Mass # - Answer- Protons and neutrons Isotopes are what? - Answer- different neutrons...

CHEM120 Students: The first exam in your science course is approaching. The General Education Academic Support is here to help. What can you do ahead of Exam 1? 1. Attend a live exam review Thursday, May 12th 6 PM MT Exam 1 Review Join Meeting here: Click here to join 2. Watch the recording of an exam review Click here to watch recorded exam review 3. Schedule a 1:1 appointment with a tutor Click here to book 4. Review the topic videos from weeks 1 and 2 Click her to review ...

CHEM 120 EXAM 1 REVIEW – DOWNLOAD TO SCORE AN A+ • Scientific method: method of investigation. involves cycles of observation and interpretation. observations, hypotheses, laws, and theories. • Hypothesis: testable explanation. • Independent variable: What scientist is controlling or changing. • Dependent variable: Depends on independent variable. Expected change. Measurable. • Positive control: Group or condition with known outcome. • Negative control: No change is expected. • E...