3.3. WP The specific gravity of gasoline is approximately o.70. a. Estimate the mass (kg) of 50.0 liters of gasoline. b. The mass flow rate of gasoline exiting a refinery tank is 115o kg/min. Estimate the volumetric flow rate in liters/s. c. Estimate the average mass flow rate (lbm/ min) delivered by a gasoline pump. d. Gasoline and kerosene (specific gravity = 0.82) are blended to obtain a mixture with a specific gravity of 0.78. Calculate the volumetric ratio (volume of gasoline/volume of kerosene) of the two compounds in the mixture, assuming Vilend Vgasoline + Vkerosene 3.4. WP In September 2014 the average price of gasoline in France was 1.54 euro/liter, and the exchange rate was $1.29 per euro (€). How much would you have paid, in dollars, for 50.0 kg of gasoline in France, assuming gasoline has a specific gravity of o.71? What would the same quantity of gasoline have cost in the United States at the prevailing average price of $3.81/gal? Answer 3.5. Liquid benzene and liquid n-hexane are blended to form a stream flowing at a rate of 1700 lbm/h. An on-line densitometer (an instrument used to determine density) indicates that the stream has a density of o.810 g/mL. Using specific gravities from Table B.1, estimate the mass and volumetric feed rates of the two hydrocarbons to the mixing vessel (in U.S. customary units). State at least two assumptions required to obtain the estimate from the recommended data. "3.6. You purchase six oranges that weigh a total of 2 lb; and 13 ounces. After cutting them open and squeezing all the juice your strength allows into a large measuring cup, you weigh the remaining pulp and orange peels. They weigh 1 lb; and 12 ounces and the total volume of the juice is 1.75 cups. What is the specific gravity of orange juice? State any assumptions you make. Answer -3.7. WP A small family home in Tucson, Arizona, has a rooftop area of 1967 square feet, and it is possible to capture rain falling on about 56% of the roof. A typical annual rainfall is about 14 inches. If the family wanted to install a tank to capture the rain for an entire year, without using any of it, what would be the required volume of the tank in m and in gallons? How much would the water weigh when the tank was full (in N and in lb; )? 3.8. WP At 25°C, an aqueous solution containing 35.0 wt% H,SO, has a specific gravity of 1.2563. A quantity of the 35% solution is needed that contains 195.5 kg of H,SO4. a. Calculate the required volume (L) of the solution using the given specific gravity. Answer b. Estimate the percentage error that would have resulted if pure-component specific gravities of H,SO4 (SG specific gravity of the mixture. 1.8255) and water had been used for the calculation instead of the given

3.3. WP The specific gravity of gasoline is approximately o.70. a. Estimate the mass (kg) of 50.0 liters of gasoline. b. The mass flow rate of gasoline exiting a refinery tank is 115o kg/min. Estimate the volumetric flow rate in liters/s. c. Estimate the average mass flow rate (lbm/ min) delivered by a gasoline pump. d. Gasoline and kerosene (specific gravity = 0.82) are blended to obtain a mixture with a specific gravity of 0.78. Calculate the volumetric ratio (volume of gasoline/volume of kerosene) of the two compounds in the mixture, assuming Vilend Vgasoline + Vkerosene 3.4. WP In September 2014 the average price of gasoline in France was 1.54 euro/liter, and the exchange rate was $1.29 per euro (€). How much would you have paid, in dollars, for 50.0 kg of gasoline in France, assuming gasoline has a specific gravity of o.71? What would the same quantity of gasoline have cost in the United States at the prevailing average price of $3.81/gal? Answer 3.5. Liquid benzene and liquid n-hexane are blended to form a stream flowing at a rate of 1700 lbm/h. An on-line densitometer (an instrument used to determine density) indicates that the stream has a density of o.810 g/mL. Using specific gravities from Table B.1, estimate the mass and volumetric feed rates of the two hydrocarbons to the mixing vessel (in U.S. customary units). State at least two assumptions required to obtain the estimate from the recommended data. "3.6. You purchase six oranges that weigh a total of 2 lb; and 13 ounces. After cutting them open and squeezing all the juice your strength allows into a large measuring cup, you weigh the remaining pulp and orange peels. They weigh 1 lb; and 12 ounces and the total volume of the juice is 1.75 cups. What is the specific gravity of orange juice? State any assumptions you make. Answer -3.7. WP A small family home in Tucson, Arizona, has a rooftop area of 1967 square feet, and it is possible to capture rain falling on about 56% of the roof. A typical annual rainfall is about 14 inches. If the family wanted to install a tank to capture the rain for an entire year, without using any of it, what would be the required volume of the tank in m and in gallons? How much would the water weigh when the tank was full (in N and in lb; )? 3.8. WP At 25°C, an aqueous solution containing 35.0 wt% H,SO, has a specific gravity of 1.2563. A quantity of the 35% solution is needed that contains 195.5 kg of H,SO4. a. Calculate the required volume (L) of the solution using the given specific gravity. Answer b. Estimate the percentage error that would have resulted if pure-component specific gravities of H,SO4 (SG specific gravity of the mixture. 1.8255) and water had been used for the calculation instead of the given

Introduction to Chemical Engineering Thermodynamics

8th Edition

ISBN:9781259696527

Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart

Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart

Chapter1: Introduction

Section: Chapter Questions

Problem 1.1P

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The problem that is listed below need to be solved and you may access that problem via viewing them through the attached images in this request. **Question Number #3.8**

3.3. WP The specific gravity of gasoline is approximately o.70.
a. Estimate the mass (kg) of 50.0 liters of gasoline.
b. The mass flow rate of gasoline exiting a refinery tank is 115o kg/min. Estimate the volumetric flow rate in liters/s.
c. Estimate the average mass flow rate (lbm/ min) delivered by a gasoline pump.
d. Gasoline and kerosene (specific gravity = 0.82) are blended to obtain a mixture with a specific gravity of 0.78. Calculate the volumetric ratio (volume of gasoline/volume of
kerosene) of the two compounds in the mixture, assuming Vilend
Vgasoline + Vkerosene
3.4. WP In September 2014 the average price of gasoline in France was 1.54 euro/liter, and the exchange rate was $1.29 per euro (€). How much would you have paid, in dollars, for
50.0 kg of gasoline in France, assuming gasoline has a specific gravity of o.71? What would the same quantity of gasoline have cost in the United States at the prevailing average price of
$3.81/gal?
Answer
3.5. Liquid benzene and liquid n-hexane are blended to form a stream flowing at a rate of 1700 lbm/h. An on-line densitometer (an instrument used to determine density) indicates that
the stream has a density of o.810 g/mL. Using specific gravities from Table B.1, estimate the mass and volumetric feed rates of the two hydrocarbons to the mixing vessel (in U.S.
customary units). State at least two assumptions required to obtain the estimate from the recommended data.
"3.6. You purchase six oranges that weigh a total of 2 lb; and 13 ounces. After cutting them open and squeezing all the juice your strength allows into a large measuring cup, you weigh
the remaining pulp and orange peels. They weigh 1 lb; and 12 ounces and the total volume of the juice is 1.75 cups. What is the specific gravity of orange juice? State any assumptions you
make.
Answer
-3.7. WP A small family home in Tucson, Arizona, has a rooftop area of 1967 square feet, and it is possible to capture rain falling on about 56% of the roof. A typical annual rainfall is
about 14 inches. If the family wanted to install a tank to capture the rain for an entire year, without using any of it, what would be the required volume of the tank in m and in gallons?
How much would the water weigh when the tank was full (in N and in lb; )?
3.8. WP At 25°C, an aqueous solution containing 35.0 wt% H,SO, has a specific gravity of 1.2563. A quantity of the 35% solution is needed that contains 195.5 kg of H,SO4.
a. Calculate the required volume (L) of the solution using the given specific gravity.
Answer
b. Estimate the percentage error that would have resulted if pure-component specific gravities of H,SO4 (SG
specific gravity of the mixture.
1.8255) and water had been used for the calculation instead of the given

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