# Chemteacher

SBTL, swim, chem, baseball, I talk with my hands

## CH39 – Lab Day

Dates P4 – Monday, April 23rd P5 – Monday, April 23rd P7 – Tuesday, April 24th Lab Day Note hot plates wash beakers use tap water sig figs –> thermometers … Continue reading

2018-04-22

## CP39 – Lab Prep

Date Monday, April 23rd Revisiting – Q = mcDT units? meaning? questions? Sample Problem Chapter 4 (24) set-up equations calculations Lab Day Prep Conduct a lab to determine identity of … Continue reading

2018-04-22

## CH38 – Lab Thinking

Dates P4 – Friday, April 20th P5 – Friday, April 20th P7 – Monday, April 23rd Revisiting Q = mcDT each term defined units? new – when does it apply? … Continue reading

2018-04-20

## CP38 – Coffee Cups

Date Thursday, April 19th Previous Class Recap Q = mcDT what does each term mean? what are the units for each part? New Idea – Calorimetry insulating system prevents heat … Continue reading

2018-04-18

## CP37 – Calorimetry

Date Wednesday, April 18th Homework Terms kinetic energy potential energy conservation of energy joule – calorie specific heat New Idea – Heat Capacity how much energy to raise temperature different … Continue reading

2018-04-17

## CP40 – Digital Lab

Date Wednesday, May 3rd Lab Day Set up Vernier Collect lab data Be sure and record observations of metal Lab Calculations process data review lab calculations compare to knowns which one … Continue reading

2017-05-02

## CH40 – Thermo

Dates P1 – Tuesday – May 2nd P3 – Wednesday – May 3rd P5 – Tuesday – May 2nd Class Business Test Class 42 Covers only Unit 11 (Thermo) Acid-Base … Continue reading

2017-05-01

## CP39 – Thermochemistry

Date Friday, April 28th (Founder’s Day!) Revisiting homework review challenges? ideas? more practice (worksheet 3: 8, 12) New Idea – Enthalpy ΔH is change in energy of a process balanced … Continue reading

2017-04-27

## CP38 – Calorimetry

Date Wednesday, April 26th Homework Recap using equation units / SF questions? New Idea – Calorimetry isolate system from surroundings keep exchange inside (styrofoam cup) DE = 0 so therefore … Continue reading

2017-04-25

## CP37 – Calorimetry

Date Tuesday, April 25th Recap – Video Questions distill the questions share with the class most important part Recap – Heat Flow Factors parts of equation units specific heat capacity … Continue reading

2017-04-25

## CH37 – Lab Day

Dates P1 – Tuesday, April 25th P3 – Tuesday, April 25th P5 – Monday, April 24th Lab Day Notes OK to use tap water for everything sig figs –> temperature … Continue reading

2017-04-24

## CP36 – Heat Flow

Date Monday, April 24th Recap Ideas Heat / Temperature / Thermal Energy “Hot” vs “Cold” New Idea – Temperature Units Degrees Celsius vs. Kelvins increment vs. absolute New Idea – What … Continue reading

2017-04-23

## CH36 – Calorimetry

Dates P1 – Monday, April 24th P3 – Friday, April 21st P5 – Friday, April 21st New Idea – Heat Flow phase change vs. no phase change heat causes temp … Continue reading

2017-04-20