Chem 111 - Study guides, Class notes & Summaries

CHEM 111 Final Exam 226 Questions with Verified Answers Helps resolve issues not resolved by lab supervisor - CORRECT ANSWER director of general chemistry train and supervise TAs - CORRECT ANSWER laboratory supervisor develop new and update existing experiments - CORRECT ANSWER laboratory supervisor helps students with content and policy questions - CORRECT ANSWER laboratory supervisor write quizzes, exams, and practicals - CORRECT ANSWER laboratory supervisor maintain course C...

Chem 111 Final Exam Questions with Complete Solution1

CHEM 111 Lab Exam 188 Questions with Verified Answers Experiment 1: check-in and orientation - CORRECT ANSWER accuracy - CORRECT ANSWER the closeness of a measurement to the true value of the quantity that is measured precision - CORRECT ANSWER the closeness of agreement of two or more measurements of the same quantity lab safety equipment locations - CORRECT ANSWER eyewash fountain = by blanket in corner first aid kit = by fume hood safety shower = by fire blanket fire exting...

CHEM 111 Exam 1 Review Practice Exam 61 Questions with Verified Answers What is the wavelength in meters of green light with a frequency of 5.75 × 1014 s−1? (a) 5.22 × 10−7 m (b) 1.92 × 106 m (c) 1.92 × 108 m (d) 1.73 × 1023 m - CORRECT ANSWER (a) 5.22 × 10−7 m What is the energy of a photon having a wavelength of 900 nm? (a) 3.33 × 1014 J (b) 2.21 × 10−19 J (c) 1.79 × 10−31 J (d) 5.96 × 10−40 J - CORRECT ANSWER (b) 2.21 × 10−19 J Which light has t...

CHEM 111 Final CSU Questions with Complete Solutions.

CHEM 111 TEST QUESTIONS with Complete Solutions.

Chem 111 final Questions with Complete Solution1.

CHEM 111 Exam 1|131 Questions with Verified Answers What are the two classifications of Matter? - CORRECT ANSWER pure substances and mixtures What is a pure substance? - CORRECT ANSWER constant composition and definite properties ex: water,sugar, gold What are the two classes of pure substances? - CORRECT ANSWER Elements and Compounds What is a mixture? - CORRECT ANSWER Has more than 1 pure substance and can be separated physically Mixtures can be... - CORRECT ANSWER heterogeneous...

CHEM 111 Test 1 Exam 137 Questions with Verified Answers Solids - CORRECT ANSWER particles are close and organized, fixed shape Liquids - CORRECT ANSWER particles are close but unorganized, varying shape Gas - CORRECT ANSWER particles are far apart and unorganized, varying shape Physical changes - CORRECT ANSWER done alone. ex: melting point, density, electrical conductivity (ice berg) Chemical changes - CORRECT ANSWER interaction with another substance. ex: chemical reaction/chan...

CHEM 111 TEST 102 Questions with Verified Answers As part of the calibration of a new laboratory balance, a 1.000 g mass is weighed with the following results: Trial 1: 1.201 +/- 0.001 Trial 2: 1.202 +/- 0.001 Trial 3: 1.200 +/- 0.001 The balance is: - CORRECT ANSWER Precise but inaccurate ______ are substances with constant composition that can be broken down into elements by chemical processes. - CORRECT ANSWER compounds Which of the following is not a unit in the SI system? - COR...