Chapter 14 Daily Questions

April 22nd, 2014 Daily Question Notes 14.1 Homework Packet: 14.1 sections Objective: Students will understand what a chemical reaction is.

Daily Question 4/22/14 What is the Lewis dot structure for calcium? What is the Lewis dot structure for nitrogen? What will the formula be if calcium and nitrogen bond?

April 24th, 2014 Daily Question Lab 14A Objective: Students will design an experiment to test the Law of Conservation of Mass.

Daily Question 4/24/14 Write the following elements as the ions they will form: Na S N Al

April 25th, 2014 Daily Question Finish up Lab 14A Objective: Students will analyze the results of their experiment.

Daily Question 4/25/14 Determine the mass of water. NaOH + HCl  H2O + NaCl 25g 15g __g 20g

Post Lab 14A Describe the method you used. Did your method support the Law of Conservation of Mass? Why/why not? What would you do differently if you could perform the experiment again?

Antoine Lavoisier Law of Conservation of Mass http://www.youtube.com/watch?v=x9iZq3ZxbO8 Lavoisier said nature was a _____ system. Was it easy for Lavoisier to provide evidence for the law? What lengths did he go through to show this?

April 28th, 2014 Daily Question Notes on Balancing Equations Lab 14B Objective: Students will learn how to balance chemical equations.

Daily Question 4/28/14 Does the equation below obey the law of conservation of mass? Why/why not? Cu2S + O2  Cu2O + SO2

April 29th, 2014 Daily Question Finish up Lab 14B Balancing Equations Practice Homework packet pgs 1-9 Objective: Students will be able to balance chemical equations.

Daily Question 4/29/14 Balance the following equation: CH4 + O2  CO2 + H2O

April 30th, 2014 Daily Question Balancing Equations Tournament Objective: Students will become more confident balancing equations.

Daily Question 4/30/14 Balance the following equation: Na2SO4 + MgCl2  MgSO4 + NaCl

May 1st, 2014 QUIZ TOMORROW Daily Question Notes: 14.2 HW: 14.2 wkshts (1-16) QUIZ TOMORROW Objective: Students will be able to identify the different types of reactions.

Daily Question 5/1/14 Balance the following equation: PCl5 + H2O  H3PO4 + HCl

May 5th, 2014 Daily Question Notes: 14.3 Energy and Chemical Reactions HW: finish the packet Objective: Students will understand the energy involved in chemical reactions.

Daily Question 5/5/14 Balance and determine the type of reaction for the following: NaBr + H3PO4  Na3PO4 + HBr Mg + Fe2O3  Fe + MgO

May 6th, 2014 Daily Question Questions on Homework packet Clickers Objective: Students will practice balancing chemical reactions, determining the type of chemical reactions and practice the activation energy.

Daily Question 5/6/14 Determine the type of reaction for the following reactions: C2H4 + O2  CO2 + H2O PbSO4  PbSO3 + O2 H2O + SO3  H2SO4

May 7th, 2014 Daily Question Notes on 14.4 HW: Review packet, finish hw packet Objective: Students will learn what nuclear reactions are.

Daily Question 5/7/14 What is the activation energy of the reaction below? Is this reaction exothermic or endothermic?

May 12th, 2014 Daily Question Go Over Test Bill Nye: Waves Objective: Students will address the mistakes they made on their test.

Daily Question 5/12/14 What type of reaction is an instant cold pack? Exothermic or endothermic?