Each standard size drink always contains: A. The same amount of calories B. The same volume of liquid C. The same amount of alcohol D. Both B and C

Use the heat equation to calculate the energy for the following : calories lost when 85 g of water cools from 45 $\degree$ C to 25 $\degree$ C

Perform the indicated conversions. a. $45.62 \mathrm{kcal}$ into kilojoules b. $72.94 \mathrm{~kJ}$ into kilocalories c. $2.751 \mathrm{~kJ}$ into calories d. $5.721 \mathrm{kcal}$ into joules

How much heat is required to convert 18.0 g of ice at $-10.0^{\circ} C$ to steam at $100.0^{\circ} C$? Express your answer in joules, calories, and Btu.

You can burn about 6 Calories per minute bicycling. Let $x$ represent the number of minutes bicycled, and let $y$ represent the number of Calories burned. a. Write ordered pairs to show the number of Calories burned by bicycling for 60 , $120,180,240$, or 300 minutes. Graph the ordered pairs. b. Find the domain and range of the relation. c. Does this graph represent a function? Explain.

When trying to convince a friend not to drive after drinking, you should try: A. Talking to your friend in private so he or she won’t get embarrassed B. Finding a reason for him or her to stay at the party C. Both A and B D. Neither A nor B

New screwdrivers of the same size and brand always leave the same tool mark impression.

Suppose that a person eats a diet of $2155$ Calories per day. Convert this energy into each of the following units:

a. $\mathrm{J}$

b. $\mathrm{kJ}$

c. $\mathrm{kWh}$

Use the following information. A woman painting a room will burn an average of $4.5$ Calories per minute.

Identify the equation in Exercise 31 as a type of function.

How many calories are released when $17.8 \mathrm{~g}$ of $155^{\circ} \mathrm{C}$ steam is changed to ice at $-23^{\circ} \mathrm{C}$ ?

How many calories are needed to heat $45.4 \mathrm{~g}$ of water from $15.0^{\circ} \mathrm{C}$ to $45.0^{\circ} \mathrm{C}$ ?

How much heat, in joules and in calories, must be removed from $1.75$ mol of water to lower its temperature from $25.0$ to $15.0 \degree C$?

Answer in terms of joules rather than calories. How much energy is needed to melt 5 kg of ice at

$$0^\circ C?$$

How many kilojoules are in 95.0 Calories? (1 cal=4.184 J)

(a) $2.27\times10^7$

(b) $3.97\times 10^{-4}$

(c) $397$

(d) $22.7$