Chem 120 exam 1 - Study guides, Class notes & Summaries

CHEM 120 Week 3 Exam 1 (Units 1 & 2)

CHEM 120 Week 3 Exam 1 (Units 1 and 2)

CHEM 120 Exam 3 1.To make octane (gasoline), 8 grams of carbon need to react with 3 grams of hydrogen. How many grams of hydrogen would be needed to react with 24 grams of carbon?

define matter correct answer: anything that has mass and takes up space what is not considered matter? correct answer: light, heat, electricity definite shape, definite volume correct answer: solid indefinite shape, definite volume correct answer: liquid indefinite shape, indefinite volume correct answer: gas pure substance correct answer: one substance; definite and constant composition; can't be separated into 2 kinds of matter by physical means; single kind of matter ...

CHEM 120 Exam 2 2023: Chapters 5,6,7,8 (With Answer Key) 100% CORRECT (PASS GUARANTEE) - Chamberlain College of Nursing PART 1: Multiple Choice questions: Q 1-24. (2 point each) 1. Chemical reactions (equations) show the following a. Reactants b. Products c. Physical state of each (gas or liquid or solid) d. All of the above 2. The following is true for a mole a. It is also known as Avagadro’s number b. It contains 6.022 * 1023 molecules c. It contains mass equivalent to molecular...

SI unit for Temperature correct answer: C F correct answer: (9/5 C) + 32 C correct answer: 5/9 (F -32) K correct answer: C+273.15 density correct answer: mass/volume 1 mL correct answer: =1cm^3 = 1cc percent error correct answer: difference from known value/known value x 100 sig fig for Addition/Subtraction correct answer: answer has the same number of decimal places as the factor with the least amount of decimal places sig fig rules for multiplication/ division c...

CHEM 120 Exam #1 QUESTIONS WITH CORRECT ANSWERS

CHEM 120 Exam 2: Chapters 5,6,7,8 (With Answer Key) - Chamberlain College of Nursing.PART 1: Multiple Choice questions: Q 1-24. (2 point each) 1. Chemical reactions (equations) show the following a. Reactants b. Products c. Physical state of each (gas or liquid or solid) d. All of the above 2. The following is true for a mole a. It is also known as Avagadro’s number b. It contains 6.022 * 1023 molecules c. It contains mass equivalent to molecular weight d. All of the above are true ...

Latest 2023 - 2024 CHEM 120 Week 1 to Week 7 Quizzes |TEST BANK| Questions and Answers Included | A+ Rated Guide | New Full Exam Actual GRADEXAM

CHEM120 WEEK 8 FINAL EXAM/ CHEM 120 FINAL EXAM LATEST ACTUAL EXAM 2024/ QUESTIONS AND CORRECT DETAILED ANSWERS|A+GRADE 1. The name of the compound FES04 is iron sulfate 2. Peptide bonds link the amino acids together to make a primary polypeptide sequence. The bonds are AMIDE

Chamberlain College of Nursing CHEM 120 Exam 1 QUESTIONS AND ANSWERS 100% PASSED

Hypothesis correct answer: a testable educated guess Experiment correct answer: how we test hypotheses Variable correct answer: Idea to be tested (only one) Control correct answer: Something the variable is tested against Experimental protocol correct answer: How do you do the test? Results correct answer: Data generated comparing variable to controls. Includes statistics to show results are meaningful Conclusion correct answer: Interpretation of results independent v...