Question 1

Which of the following best describes the main purpose of CHEM 010 at College of the Sequoias?

Accepted Answer

To give students a basic background in matter, energy, chemical reactions, measurements, formula writing, nomenclature, and chemical calculations.

Question 2

A student spends 2.5 hours in lecture and 2.5 hours in lab each day for CHEM 010. According to the recommended study guidelines, how many total hours per day should the student expect to dedicate to this course, including homework and study time?

Accepted Answer

$$8$$ hours

Question 3

Which of the following is NOT a required material for CHEM 010?

Accepted Answer

A graphing calculator

Question 4

A student receives the following grades: Exams (average $$85\%$$), Final Exam ($$90\%$$), Lab Reports ($$80\%$$), Quizzes ($$75\%$$), Homework ($$95\%). $$Using the course grading weights, what is the student's overall percentage grade? (Exams: $$30\%$$, Final: $$20\%$$, Lab Reports: $$20\%$$, Quizzes: $$15\%$$, Homework: $$15\%)$$

Accepted Answer

$$85.25\%$$

Question 5

Which of the following best illustrates the concept of significant figures in laboratory measurements?

Accepted Answer

Reporting a volume as $$25.0 mL $$when the graduated cylinder is marked every $$1 mL.$$

Question 6

A student is preparing a lab report and must show all calculations, including units and correct significant figures. If the student calculates $$2.50 	imes 3.1$$, what is the correct answer to report?

Accepted Answer

$$7.8$$

Question 7

Which of the following scenarios would be considered plagiarism according to the CHEM 010 course policy?

Accepted Answer

Using an AI service to generate a written assignment and submitting it as your own work.

Question 8

If a student misses three laboratory sessions in CHEM 010, what is the minimum penalty applied to their overall grade?

Accepted Answer

A deduction of $$5\%$$ from the overall grade

Question 9

Which of the following best demonstrates the use of dimensional analysis in solving a chemistry problem?

Accepted Answer

Converting $$25$$ grams of NaCl to moles using the molar mass.

Question 10

A student is using Canvas to check their grades and submit assignments. According to the course policy, what is one additional benefit of using Canvas?

Accepted Answer

Canvas allows students to communicate with classmates and the instructor.

Question 11

A student receives an $$89.44\% as $$their final grade in CHEM 010. According to the course grading policy, what letter grade will the student receive?

Accepted Answer

B+

Question 12

Which of the following is a correct example of applying the concept of stoichiometry in a real-world scenario?

Accepted Answer

Calculating the amount of baking soda needed to neutralize a specific amount of vinegar in a homemade volcano experiment.

Question 13

A student is late submitting a lab report by two days. If the original grade was $$90\%$$, what is the final grade after the late penalty is applied?

Accepted Answer

$$72\% (A$$ $$10\%$$ deduction per day, so $$20\%$$ total: $$90\% - 18\% = 72\%)$$

Question 14

Which of the following best describes a qualitative analysis skill expected from CHEM 010 students?

Accepted Answer

Classifying a substance as an element, compound, or mixture.

Question 15

During a CHEM 010 exam, a student is found using a cell phone. According to course policy, what is the likely consequence?

Accepted Answer

The student will receive a zero on the exam and may be reported for academic dishonesty.

Question 16

Which of the following is an example of a multi-step problem integrating concepts from CHEM 010?

Accepted Answer

Converting $$10$$ grams of glucose ($$C_6H_{12}O_6$) to moles, then using stoichiometry to determine the moles of CO_2$ produced in cellular respiration.

Question 17

A student wants to contest a score received on a quiz. According to the course policy, within how many hours must the student contact the instructor to contest the score?

Accepted Answer

$$24$$ hours

Question 18

Which of the following best describes the role of laboratory experiments in CHEM 010?

Accepted Answer

They reinforce lecture concepts and are required to pass the course.

Question 19

A student calculates a value in a lab as $$0.00560 g. $$How many significant figures does this value have?

Accepted Answer

$$4$$

Question 20

Which of the following is a correct application of the course's policy on group work in laboratory reports?

Accepted Answer

Each student must submit their own independently written report, even if data was collected together.

CHEM 010: Introduction to Chemistry – Course Syllabus and Overview

Guida di studio - Domande di pratica

Study guide - Flashcard