1. Intro to General Chemistry

Temperature

Temperature Conversion Trick (Celsius to Fahrenheit) | Don't Memorise

(b) In a desert, the temperature can be as high as 45 C, what 
is the temperature in F?

At what temperature is the temperature in degrees Fahrenheit equal to the temperature in degrees Celsius?

Tungsten, the element used to make filaments in light bulbs, has a melting point of 6192 °F. Convert this temperature to degrees Celsius and to kelvin.

Lesson 4 - Temperature in Chemistry

The Rankine temperature scale used in engineering is to the 
Fahrenheit scale as the Kelvin scale is to the Celsius scale. 
That is, 1 Rankine degree is the same size as 1 Fahrenheit 
degree, and 0 °R = absolute zero. 
(a) What temperature corresponds to the freezing point of 
water on the Rankine scale?<img src="https://lightcat-files.s3.amazonaws.com/problem_images/181181819f4d9e35-1668012098790.jpg" alt="" />

Celsius to Fahrenheit to Kelvin Formula Conversions - Temperature Units C to F to K

Which of the following containers would have the greatest flow of thermal energy in the form of heat?

Suppose you were dissatisfied with both Celsius and Fahrenheit units and wanted to design your own temperature scale based on ethyl alcohol (ethanol). On the Celsius scale, ethanol has a melting point of -117.3 °C and a boiling point of 78.5 °C, but on your new scale calibrated in units of degrees ethanol, °E, you define ethanol to melt at 0 °E and boil at 200 °E.
(b) How does an ethanol degree compare in size with a Fahrenheit degree?

(a) A child has a fever of 101 F. What is the temperature in C?

Suppose that your oven is calibrated in degrees Fahrenheit but a recipe calls for you to bake at 175 °C. What oven set-ting should you use?

Suppose you were dissatisfied with both Celsius and Fahrenheit units and wanted to design your own temperature scale based on ethyl alcohol (ethanol). On the Celsius scale, ethanol has a melting point of -117.3 °C and a boiling point of 78.5 °C, but on your new scale calibrated in units of degrees ethanol, °E, you define ethanol to melt at 0 °E and boil at 200 °E.
(c) What are the melting and boiling points of water on the ethanol scale?

The warmest temperature ever measured in the United States is
134 °F, recorded on July 10, 1913, in Death Valley, California.
Convert that temperature to °C and K.

Heat and Temperature

 Convert all to the same temperature scale and then compare. 

 Correct, all represent the same temperature. 

 Review the equations for temperature conversions. 

 Which of the following represents the highest temperature? 

2.1 Heat vs. Temperature

Make the following conversions: (f) 35 F to K.

Converting Between Temperature Scales (Celsius, Fahrenheit, and Kelvin)

Suppose you were dissatisfied with both Celsius and Fahrenheit units and wanted to design your own temperature scale based on ethyl alcohol (ethanol). On the Celsius scale, ethanol has a melting point of -117.3 °C and a boiling point of 78.5 °C, but on your new scale calibrated in units of degrees ethanol, °E, you define ethanol to melt at 0 °E and boil at 200 °E.
(d) What is normal human body temperature (98.6 °F) on the ethanol scale?

Make the following conversions: (a) 83 F to C

The temperature on the surface of the Sun is 5778 K. What is the temperature in degrees Fahrenheit? (LO 1.6) 
(b) 3040 °F

Convert each temperature.
a. 32 °F to °C (temperature at which water freezes)
b. 77 K to °F (temperature of liquid nitrogen)
c. -109 °F to °C (temperature of dry ice)
d. 98.6 °F to K (body temperature)

Suppose you were dissatisfied with both Celsius and Fahrenheit units and wanted to design your own temperature scale based on ethyl alcohol (ethanol). On the Celsius scale, ethanol has a melting point of -117.3 °C and a boiling point of 78.5 °C, but on your new scale calibrated in units of degrees ethanol, °E, you define ethanol to melt at 0 °E and boil at 200 °E.
(e) If the outside thermometer reads 130 °E, how would you dress to go out?

Make the following conversions: (d) 832 K to C

The temperature on the surface of the Sun is 5778 K. What is the temperature in degrees Fahrenheit? (LO 1.6) 
(c) 10,920 °F

Temperature Example 2

The normal body temperature of a goat is 39.9 °C, and that of an Australian spiny anteater is 22.2 °C. Express these tem-peratures in degrees Fahrenheit.

The temperature on the surface of the Sun is 5778 K. What is the temperature in degrees Fahrenheit? (LO 1.6) 
(a) 3344 °F

Convert each temperature.
a. 212 °F to °C (temperature of boiling water at sea level)
b. 22 °C to K (approximate room temperature)
c. 0.00 K to °F (coldest temperature possible, also known as absolute zero)
d. 2.735 K to °C (average temperature of the universe as measured from background black body radiation)

At a certain point, the Celsius and Fahrenheit scales “cross,” giving the same numerical value on both. At what tempera-ture does this crossover occur?

Sodium chloride has a melting point of 1074 K and a boil-ing point of 1686 K. Convert these temperatures to degrees Celsius and to degrees Fahrenheit.

Of the 90 or so naturally occurring elements, only four are liquid near room temperature: mercury (melting point = -38.87 °C), bromine (melting point = -7.2 °C), cesium (melting point = 28.40 °C), and gallium (melting point = 29.78 °C). Convert these melting points to degrees Fahrenheit.

The element gallium (Ga) has the second-largest liquid range of any element, melting at 29.78 °C and boiling at 2204 °C at atmospheric pressure.
(b) Assume that you construct a thermometer using gallium as the fluid instead of mercury and that you define the melting point of gallium as 0 °G and the boiling point of gallium as 1000 °G. What is the melting point of sodium chloride (801 °C) on the gallium scale?

The temperature on the surface of the Sun is 5778 K. What is the temperature in degrees Fahrenheit? (LO 1.6) 
(d) 9941 °F

Make the following conversions: (c) 294 C to K

Temperature and Solubility: Solids and Gases

A 125 mL sample of water at 293.2 K was heated for 8 min, 25 s so as to give a constant temperature increase of 3.0 °F/min. What is the final temperature of the water in degrees Celsius?

On a new Jekyll temperature scale, water freezes at 17 °J and
boils at 97 °J. On another new temperature scale, the Hyde
scale, water freezes at 0 °H and boils at 120 °H. If methyl alcohol
boils at 84 °H, what is its boiling point on the Jekyll scale?

Temperature Example 1

Make the following conversions: (e) 721 K to F

At what temperatures are the readings on the Fahrenheit and
Celsius thermometers the same?

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2. Atoms & Elements

3. Chemical Reactions

4. BONUS: Lab Techniques and Procedures

5. BONUS: Mathematical Operations and Functions

6. Chemical Quantities & Aqueous Reactions

7. Gases

8. Thermochemistry

9. Quantum Mechanics

10. Periodic Properties of the Elements

11. Bonding & Molecular Structure

12. Molecular Shapes & Valence Bond Theory

13. Liquids, Solids & Intermolecular Forces

14. Solutions

15. Chemical Kinetics

16. Chemical Equilibrium

17. Acid and Base Equilibrium

18. Aqueous Equilibrium

19. Chemical Thermodynamics

20. Electrochemistry

21. Nuclear Chemistry

22. Organic Chemistry

23. Chemistry of the Nonmetals

24. Transition Metals and Coordination Compounds

[BOOK CHEM] Clutch Version

SI Units

The International System of Units (SI) is related to the metric system and is based on seven base units.

Physical & Chemical Changes

A physical change involves a change in the phases of matter, whereas a chemical change involves a change in chemical bonds.&nbsp;

Physical Properties

Physical Properties are measurable properties that describe the state of chemical compounds.&nbsp;

Significant Figures: In Calculations

Significant Figures are often involved in chemical calculations.&nbsp;

Scientific Notation

Scientific Notation is used to turn small or large inconvenient numbers into manageable ones.&nbsp;

Density of Non-Geometric Objects

The density of non-geometric objects can be determined using water displacement.&nbsp;

Density

Density represents the mass of an object or compound within a given volume.&nbsp;

Significant Figures: Precision in Measurements

Significant Figures are used to discuss the level of precision in any measurement.&nbsp;

Intensive vs. Extensive Properties

Intensive Properties are independent and Extensive Properties are dependent on the size or amount of substance present

Density of Geometric Objects

The density of geometric objects generally includes spheres, cubes and cylinders.&nbsp;

Significant Figures

Significant Figures are used to determine some level of accuracy within our recorded measurements.&nbsp;

Dimensional Analysis

We use dimensional analysis&nbsp;as a fail proof process to convert from one unit to another.

Chemical Properties

Chemical Properties are observed during chemical reactions.&nbsp;

Temperature is a measure of the amount of average kinetic energy of the atoms in a compound.

Metric Prefixes

Metric Prefixes are “labels” that can be placed in front of base units.&nbsp;

Conversion Factors

Conversion Factors represent ratios or fractions composed of different units.&nbsp;

Classification of Matter

Chemistry is the study of matter and the changes it undergoes, with the atom being its basic functional unit.&nbsp;