Chem 103 Study guides, Class notes & Summaries

Chem 103 Quiz 2

CHEM 103 MODULE 1 TO 6 EXAM LATEST 2022-2023 QUESTIONS & CORRECT ANSWERS PORTAGE LEARNING|COMPLETE AGRADE

CHEM 103 COMPLETE QUESTIONS AND VERIFIED DETAILED ANSWERS (EXAM PRACTICES) GRADE A+

CHEM 103 COMPLETE QUESTIONS AND VERIFIED DETAILED ANSWERS (EXAM PRACTICES) GRADE A+

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 ...

Chem 103 Module 6 Exam Questions With 100% Correct Answers calorie (cal) - answerunit of heat or other energy; the amount of energy required to raise 1 gram of water by 1 degree Celsius; 1 cal is defined as 4.184 J endothermic process - answerchemical reaction or physical change that absorbs heat energy - answerthe capacity to supply heat or do work exothermic process - answerchemical reaction or physical change that releases heat joule (J) - answerSI unit of energy; 1 joule is the kineti...

Portage Chemistry Test 4 Exam Questions With 100% Correct Answers Voltaic cell - answergenerate electrical energy through spontaneous chemical reactions Electrolytic cells - answeruses electrical energy to drive nonspontaneous chemical reactions What electrochemical half-reaction occurs at the anode - answerOxidation What electrochemical half-reaction occurs at the cathode - answerReduction Why is the lead-acid battery secondary/storage battery - answerBecause it is rechargeable Why is th...

Chem 103 Polyatomic Ions Exam Questions With 100% Correct Answers Hydroxide - answerOH⁻ Ammonium - answerNH₄⁺ Nitrite - answerNO₂⁻ Nitrate - answerNO₃⁻ Perchlorate - answerClO₄⁻ Chlorate - answerClO₃⁻ Chlorite - answerClO₂⁻ hypochlorite - answerClO⁻ carbonate - answerCO₃²⁻ Hydrogen Carbonate - answerHCO₃⁻

Chem 103: Module 4 Exam Questions And Answers (Verified And Updated) Avogadro's number - answer6.022 x 10^23 atoms = 1 mole 1 u = ___ g - answer1.661 x 10 ^-24 g formula mass - answerthe sum of the average atomic masses of each atom represented in the chemical formula and is expressed in atomic mass units. --The formula mass of a covalent compound is also called the molecular mass. The chemical identity of a substance is defined by - answerthe types and relative numbers of atoms composi...

CHEM 103: Module 1 Exam Questions And Answers (Verified And Updated) physical quantity: length - answername of unit: meter symbol: m physical quantity: mass - answername of unit: gram symbol: g physical quantity: time - answername of unit: second symbol: s physical quantity: temperature - answername of unit: Kelvin symbol: K Unit Prefixes: Mega - answerAbbreviation: M Meaning: 10^6m = 1 Mm Unit Prefixes: Kilo - answerAbbreviation: K Meaning: 10^3m = 1 km Unit Prefixes: centi - answ...

Chem 103 Exam 5 Questions And Answers 100% Verified high pH - answerbasic = more OH low pH - answeracidic= more H pH greater than PI pH=PI PI greater than PH - answer-1 0 +1 isomer - answersame but different order and structure enzyme - answerincrease rate of sectio

Portage Chemistry 103 Elements & Symbols Aluminum - answerAl Antimony - answerSb (from stibium) Argon - answerAr Arsenic - answerAs Barium - answerBa Beryllium - answerBe Bismuth - answerBi Boron - answerB Bromine - answerBr Cadmium - answerCd Calcium - answerCa