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When burned, 100 g of gasoline yields 1.06x109 cal. What is this quantity in kilojoules? Express...
Express your answer to three significant figures and include the appropriate units. Using table below, calculate...
Express your answer to three significant figures and include the appropriate units. Using table below, calculate the heat change needed for each of the following at the melting/Freezing point Table Heals of Fusion for Selected Substances Substance Heat of fusion (J/) Propane САН. 3157 cal Benzene CH Submit Previous Answers Request Answer Acetic acid CHO, 192 Ethanol CHO 100 X Incorrect; Try Again; 5 attempts remaining Ammonia NH 351 Part 8 Water HO 334 joules to freeze 263 g of...
A 6.00-m length of 2.2-mm-diameter wire carries a 810 mA current when 23.0 mV is applied...
A 6.00-m length of 2.2-mm-diameter wire carries a 810 mA current when 23.0 mV is applied to its ends. Determine the resistivity p. Express your answer to two significant figures and include the appropriate units. HÄ ? u 2 % Å p= Value Units The unit you entered is not recognized. Review a list of acceptable units. No credit lost. Try again. Submit Previous Answers Request Answer Part C If the drift speed is 1.8 x 10 m/s, determine the...
Calculate the mass of water produced when 7.44 g of butane reacts with excess oxygen. Express...
Calculate the mass of water produced when 7.44 g of butane reacts with excess oxygen. Express your answer to three significant figures and include the appropriate units. View Available Hint(s) 0.64 Units Submit Previous Answers * Incorrect; Try Again Enter your answer using units of mass. Part Review Constants Periodic Table Calculate the mass of butane needed to produce 61.3 g of carbon dioxide. Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s)...
i need help with all 4 questions Express your answer to three significant figures and include...
i need help with all 4 questions
Express your answer to three significant figures and include the appropriate units. Using table below, calculate the heat change needed for each of the following at the melting/freezing point Table Heats of Fusion for Selected Substances Substance Heat of fusion (J/) Propane САН. 3157 cal Benzene CH 128 Submit Previous Answers Request Answer Acetic acid CH 0 Ethanol C,H,O 100 X Incorrect; Try Again; 5 attempts remaining Ammonia NH 351 Part Water HO...
Part A When fuel is burned in a cylinder equipped with a piston, the volume expands from 0.255 L to 1.300 L against an...
Part A When fuel is burned in a cylinder equipped with a piston, the volume expands from 0.255 L to 1.300 L against an external pressure of 1.01 atm. In addition, 831 J is emitted as heat. What is AE for the burning of the fuel? Express the energy to three significant figures and include the appropriate units. AE = 729 J Submit Previous Answers Request Answer X Incorrect; Try Again; 2 attempts remaining Check that you have used the...
ant to review (Pages 772 - 773) Part A How much power is dissipated by the...
ant to review (Pages 772 - 773) Part A How much power is dissipated by the Ri - 168 resistor in the figure (Figure 1) if Rg - 200? Express your answer to two significant figures and include the appropriate units. HẢ + 3) ? T Pa = 1.4 + + W Submit Previous Answers Request Answer < 1 of 1 X Incorrect; Try Again; 2 attempts remaining Part B How much power is dissipated by the Ry - 200...
Part A What is the magnitude of the momentum of a 0.0073-kg marble whose speed is...
Part A What is the magnitude of the momentum of a 0.0073-kg marble whose speed is 0.70 m/s? Express your answer to two significant figures and include appropriate units. ? μΑ m .00511 S Enter your answer with a different unit type. Review a list of acceptable units. No credit lost. Try again. Submit Previous Answers Request Answer Part B What is the speed of a 0.134-kg baseball whose momentum has a magnitude of 3.06 kg. m/s? Express your answer...
Exercise 22.2 Constants Part A A flat sheet is in the shape of a rectangle with...
Exercise 22.2 Constants Part A A flat sheet is in the shape of a rectangle with sides of lengths 0.400 m and 0.600 m. The sheet is immersed in a uniform electric field of magnitude 90.0 N/C that is directed at 20 from the plane of the sheet (Figure 1). Find the magnitude of the electric flux through the sheet. Express your answer to two significant figures and include the appropriate units. X.İO" 3 Figure N.m2 1 of 1 фо...
PartA Review What is the final pressure of the gas? Express your answer to two significant...
PartA Review What is the final pressure of the gas? Express your answer to two significant figures and include the appropriate units. A container of gas at 2.3 atm pressure and 121 C is compressed at constant temperature until the volume is halved. It is then further compressed at constant pressure until the volume is halved again. pfinal- 1 Value Units Submit Previou Answers Request Answer X Incorrect; Try Again; 5 attempts remaining Part B What is the final temperature...
Review | Constants | Peri Friends throw snowballs at the wall of a 3.0 m x...
Review | Constants | Peri Friends throw snowballs at the wall of a 3.0 m x 6.0 m barn. The snowballs have mass 0.10 kg and hit the wall moving at an average speed of 6.0 m/s Part A They do not rebound. Determine the average pressure exerted by the snowballs on the wall if 50 snowballs hit the wall each second. Express your answer with the appropriate units. ? НА Value Units Р- The unit you entered is not...
Express your answer to three significant figures and include the appropriate units. Using table below, calculate the heat change needed for each of the following at the melting/Freezing point Table Heals of Fusion for Selected Substances Substance Heat of fusion (J/) Propane САН. 3157 cal Benzene CH Submit Previous Answers Request Answer Acetic acid CHO, 192 Ethanol CHO 100 X Incorrect; Try Again; 5 attempts remaining Ammonia NH 351 Part 8 Water HO 334 joules to freeze 263 g of...
A 6.00-m length of 2.2-mm-diameter wire carries a 810 mA current when 23.0 mV is applied to its ends. Determine the resistivity p. Express your answer to two significant figures and include the appropriate units. HÄ ? u 2 % Å p= Value Units The unit you entered is not recognized. Review a list of acceptable units. No credit lost. Try again. Submit Previous Answers Request Answer Part C If the drift speed is 1.8 x 10 m/s, determine the...
Calculate the mass of water produced when 7.44 g of butane reacts with excess oxygen. Express your answer to three significant figures and include the appropriate units. View Available Hint(s) 0.64 Units Submit Previous Answers * Incorrect; Try Again Enter your answer using units of mass. Part Review Constants Periodic Table Calculate the mass of butane needed to produce 61.3 g of carbon dioxide. Express your answer to three significant figures and include the appropriate units. ► View Available Hint(s)...
i need help with all 4 questions
Express your answer to three significant figures and include the appropriate units. Using table below, calculate the heat change needed for each of the following at the melting/freezing point Table Heats of Fusion for Selected Substances Substance Heat of fusion (J/) Propane САН. 3157 cal Benzene CH 128 Submit Previous Answers Request Answer Acetic acid CH 0 Ethanol C,H,O 100 X Incorrect; Try Again; 5 attempts remaining Ammonia NH 351 Part Water HO...
Part A When fuel is burned in a cylinder equipped with a piston, the volume expands from 0.255 L to 1.300 L against an external pressure of 1.01 atm. In addition, 831 J is emitted as heat. What is AE for the burning of the fuel? Express the energy to three significant figures and include the appropriate units. AE = 729 J Submit Previous Answers Request Answer X Incorrect; Try Again; 2 attempts remaining Check that you have used the...
ant to review (Pages 772 - 773) Part A How much power is dissipated by the Ri - 168 resistor in the figure (Figure 1) if Rg - 200? Express your answer to two significant figures and include the appropriate units. HẢ + 3) ? T Pa = 1.4 + + W Submit Previous Answers Request Answer < 1 of 1 X Incorrect; Try Again; 2 attempts remaining Part B How much power is dissipated by the Ry - 200...
Part A What is the magnitude of the momentum of a 0.0073-kg marble whose speed is 0.70 m/s? Express your answer to two significant figures and include appropriate units. ? μΑ m .00511 S Enter your answer with a different unit type. Review a list of acceptable units. No credit lost. Try again. Submit Previous Answers Request Answer Part B What is the speed of a 0.134-kg baseball whose momentum has a magnitude of 3.06 kg. m/s? Express your answer...
Exercise 22.2 Constants Part A A flat sheet is in the shape of a rectangle with sides of lengths 0.400 m and 0.600 m. The sheet is immersed in a uniform electric field of magnitude 90.0 N/C that is directed at 20 from the plane of the sheet (Figure 1). Find the magnitude of the electric flux through the sheet. Express your answer to two significant figures and include the appropriate units. X.İO" 3 Figure N.m2 1 of 1 фо...
PartA Review What is the final pressure of the gas? Express your answer to two significant figures and include the appropriate units. A container of gas at 2.3 atm pressure and 121 C is compressed at constant temperature until the volume is halved. It is then further compressed at constant pressure until the volume is halved again. pfinal- 1 Value Units Submit Previou Answers Request Answer X Incorrect; Try Again; 5 attempts remaining Part B What is the final temperature...
Review | Constants | Peri Friends throw snowballs at the wall of a 3.0 m x 6.0 m barn. The snowballs have mass 0.10 kg and hit the wall moving at an average speed of 6.0 m/s Part A They do not rebound. Determine the average pressure exerted by the snowballs on the wall if 50 snowballs hit the wall each second. Express your answer with the appropriate units. ? НА Value Units Р- The unit you entered is not...
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