Chemistry Review - Chapter 14

The amount of energy required to raise the temperature of one gram of pure water by one degree Celsius is defined as ______________.

Convert 440 Calories (nutritional) to joules.

The SI unit of heat and energy is the __________.

A baked potato contains 245 Calories. Calculate the energy in joules.

Tags

NGSS.HS-PS3-1

What is the equation for calculating heat?

Based on the figure, which of the following statements is true?

The formation of AlCl₃ began at 0.0^oC.

The final temperature of the reactants was -704^oC.

The final temperature of the products was -704^oC.

The formation of AlCl₃ releases energy.

Tags

NGSS.HS-PS1-4

The _____ law of thermodynamics states that energy is neither created nor destroyed.

first

second

third

fourth

When your body breaks down sugars and fats to form carbon dioxide and water, these exothermic reactions generate __________.

calories

joules

heat

watts

Tags

NGSS.HS-LS1-7

One calorie equals __________ joules.

One joule is the equivalent of __________ calories.