Chem 1212 Study guides, Class notes & Summaries

Complete study guide for CHEM 1212 Exam 3 Questions with solutions 100% Relationship between Q and K when Delta G = 0 - CORRECT ANSWER-Q = K Relationship between Q and K when Delta G < 0 (negative) - CORRECT ANSWER-K > Q Relationship between Q and K when Delta G > 0 (positive) - CORRECT ANSWER-K < Q When Q = K, the reaction is - CORRECT ANSWER-is in equilibrium When Q < K - CORRECT ANSWER-products are favored, shift right When Q > K - CORRECT ANSWER-reactants are fa...

Chem 1212 Lab Final Exam Study Guide latest updated questions and Answers what must you do before coming to the lab? - CORRECT ANSWER-take the lab quiz, write the chemical alert table in the lab notebook, review the chemicals and their hazards, read the experiment, prepare the lab notebook for the experiment which of the following items of clothing are appropriate to wear in CHEM 1212 lab to protect your skin ? - CORRECT ANSWER-lab apron, t-shirt, scrub pants, jeans which of the follow...

KSU Chem 1212 Exam 4 Test study guide Certification Entropy - CORRECT ANSWER-A quantitative measure of disorder or randomness, symbolized by S. Spreading out of energy 1st Law of Thermodynamics - CORRECT ANSWER-The principle of conservation of energy. Energy can be transferred and transformed, but it cannot be created or destroyed. 2nd Law of Thermodynamics - CORRECT ANSWER-Energy cannot be changed from one form to another without a loss of usable energy Equilibrium - CORRECT ANSW...

Final Certification for CHEM 1212 Exam 2 Q&A What is Molarity and the units for molarity? - CORRECT ANSWER-M=moles of solute/liters of solution, units are mol/liter What is Molality and the units for molality? - CORRECT ANSWER-m= moles of solute/moles of solvent, units are mol/kg What is Mass Percentage or Weight Percent and the units for mass percentage or weight percent? - CORRECT ANSWER-Mass %= (mass of solute/total mass of solution) x 100 What is Mole Fraction and the units for...

CHEM 1212: Final Exam Questions and Answers Colligative Properties - CORRECT ANSWER-properties of solution, such as freezing point and boiling point, which depend on the concentration of solute particles dissolved in the solvent Freezing Point Depression Equation - CORRECT ANSWERMolality - CORRECT ANSWER-moles of solute per kg of solvent Molality= - CORRECT ANSWERWhat is the definition of colligative properties? (Antifreeze) - CORRECT ANSWERproperties of a solution that depend on the...

KSU Chem 1212 Exam 3 Practice exam Q&A Arrhenius acid - CORRECT ANSWER-substance that produces H₃O⁺ when dissolved in water (meaning it is limited to appearing only in aqueous solutions) hydronium ion - CORRECT ANSWER-H₃O⁺; usually functions as the conjugate acid Arrhenius base - CORRECT ANSWER-substance that produces OH⁻ when dissolved in water (meaning it is limited to appearing only in aqueous solutions) hydroxide ion - CORRECT ANSWER-OH⁻; usually functions as the conjuga...

KSU Chem 1212 Exam 4 Questions With Verified Answers Entropy - answerA quantitative measure of disorder or randomness, symbolized by S. Spreading out of energy 1st Law of Thermodynamics - answerThe principle of conservation of energy. Energy can be transferred and transformed, but it cannot be created or destroyed. 2nd Law of Thermodynamics - answerEnergy cannot be changed from one form to another without a loss of usable energy Equilibrium - answerΔG = 0 Spontaneous - answerΔG < 0...

What is the total number of electrons transferred in the redox reaction below? Enter your answer as a number. 3 Zn(s) + 2 Al3+(aq) ⟶⟶ 2 Al(s) + 3 Zn2+(aq) 6 find LCM Identify the oxidizing agent in the redox reaction: 3 Zn(s) + 2 Al3+(aq) ⟶⟶ 2 Al(s) + 3 Zn2+(aq) Al3+(aq) Zn(s) Al(s) Zn2+(aq) Al3+(aq)

KSU Chem 1212 Exam 2 Latest Test Questions with 100% Answers Kinetics - CORRECT ANSWER-addresses the question "how fast do reactions go?" Rate - CORRECT ANSWER-the change of concentration per unit in time Rate of Reaction - CORRECT ANSWER-either rate of appearance or rate of disappearance Average Rate - CORRECT ANSWER-change in concentration measured over a nonzero time interval Instantaneous Rate - CORRECT ANSWER-equal to the slope of the line drawn tangent to the curve at time t ...

Of the following substances, _____ has the HIGHEST normal boiling point. a) HCl b) CH2Cl2 c) CH3Cl d) NaClNaCl What is the expression for the equilibrium constant? N2(g)+3H2(g)⇔2NH3(g)Keq=[NH3]2/[N2][H2]3 Solubilities of several ionic compounds in water as a function of temperature. Which of the following has the highest solubility (expressed as g of salt in 100 g of water) at 20°C? a) Potassium chloride b) Cerium sulfate c) Sodium nitrate d) Potassium nitrateSodium nitrate