A block of Aluminium ( specific heat 0.900 J/g °C) is heats up by 15 °C when supplied with 6.75 kJ (kilo Joules). What is the mass of the block?
Q: A copper rod has a length of 1.9 m and a cross-sectional area of 3.6 x 10-4 m². One end of the rod…
A: length l = 1.9 mCross sectional area
Q: If 134.3 kJ of heat are added to 2.10 × 102 g of water at 22.0°C, what is the final temperature of…
A: Let Q denotes the added heat, m denotes the water mass, S denotes the specific heat, Ti denotes the…
Q: A 0.61 kg sphere at 368 K is dropped into a thermally insulated container with 1 kg of water at 300…
A: Given : Mass of Sphere (M) = 0.61 kg Initial Temperature of Sphere = 368 K Mass of Water (m) = 1 kg…
Q: A beaker of negligible heat capacity contains 456 g of ice at -25.0°C. A lab technician begins to…
A: The beaker initially contains 456 grams of ice, at -25 C. Water converts into ice as soon as the…
Q: If 31.0 g of milk at a temperature of 4.15°C is added to a 250-g cup of coffee at a temperature…
A: Let the final temperature is T
Q: A closed box is filled with dry ice at temperature of - 78.5°C, while the outside temperature is…
A: The rate of heat flow is given by H = K A (T'- T) td where, K is the coefficient of thermal…
Q: The core temperature of an athlete is 37 °C and his surface area is 1.8 m2. The thermal conductivity…
A: Concept: The Formula to determine the rate of Heat Flow is, Qt=kA∆Txwhere,k=Coefficient of Thermal…
Q: A 75.0-g cube of ice at −10.0°C is placed in 0.620 kg of water at 50.0°C in an insulating container…
A:
Q: 8.5 kg of water (c = 4189 J/(kg⋅K)) is heated from T1 = 11° C to T2 = 20.5° C. To the heated water…
A: Given:- =8.5 kg, c = 4189 J/(kg K), = 11 , = 20.5 = 0.5 kg, = 20 Find:- The final temperture…
Q: a) How much heat in kcal must be added to 0.57 kg of water at room temperature (20°C) to raise its…
A: To determine: (a) The heat added to the water in kcal Given: Mass of water, m=0.57 kg Room…
Q: The area of the skin of an adult human being is about 2.10m^2. If the temperature of the skin of an…
A:
Q: An electronics device generates 33.4 W of heat energy during normal operation. The heat is…
A: Rate of heat generation, Ambient air temperature, Area of the top surface, Convection heat…
Q: A 75.0-g cube of ice at −10.0°C is placed in 0.610 kg of water at 50.0°C in an insulating container…
A: Given data: The mass of ice cube is mi=75 g. Temperature of ice cube is Ti=-10°C. The mass of water…
Q: ce at 0.0°C is mixed with 8.30 × 102 mL of water at 25.0°C. How much ice must melt to lower the…
A: Solution: given that ice temperature Tice,i=0 degree C The volume of water V=8.33x102 mL water…
Q: The equation for the power emitted by the human body is P=5.67 X 10^-8 AT^4 . If the area of the…
A: Area of human body , A = 3.5 m2 Temperature , T = 25 ° C = 298.15 K To find = power emitted
Q: A pot of water is boiling under one atmosphere of pressure. Assume that heat enters the pot only…
A:
Q: A pot of water is boiling under one atmosphere of pressure. Assume that heat enters the pot only…
A: Write the given values with the suitable variables. m=4 kgR=9 cm=0.09 mL=2 mm=0.002 m Here, m, R,…
Q: During an accident, (5.70x10^0) g of boiling water at 100.0°C was splashed onto a burn victim's skin…
A: mass of boiling water = 5.7 g initial temperature of water = 100oC final temperature of water =…
Q: On a cold winter morning you step outside to get into your car and drive to work. Your car's…
A: Given data: The temperature of the ice is T=-15.3oC. The area of the windshield is A=1.40 m2. The…
Q: width of 9.0m and a length of 12.0m. The depth of the water is 1.83m. One morning the temperature…
A: GivenWidth of pool, b=9 mLength of pool, L=12 mDepth of pool, h=1.83 mT1=15°C=15+273=288 KHeat…
Q: Water is placed into an iron container along with an ice cube. They are thermally isolated. The…
A: mass of iron container = 620 g Initial temperature of container = 70o C mass of water (m) = 200 g…
Q: You wish to cool a 1.83 kg block of brass initially at 92.0°C to a temperature of 49.0°C by placing…
A: Given data: Mass of brass block (mb) = 1.83 kg Initial temperature of block (T0) = 92.0°C Initial…
Q: A blacksmith cools a chunk of iron initially at 625 °C by trickling water from a jug over it. The…
A:
Q: A piece of unknown substance weighs 51.9 g and requires 3040 J to increase its temperature from…
A: Given: The amount of heat provided, q=3040 J Mass of the substance, m=51.9 g Temperature change,…
Q: A copper rod has a length of 1.0 m and a cross-sectional area of 3.4 x 104 m². One end of the rod is…
A: Given data: length l = 1.0 m Cross sectional area A=3.4×10-4 m2
Q: Water is placed into an iron container along with an ice cube. They are thermally isolated. The iron…
A:
Q: 75 kilograms of steam (c = 2010 J/kg·°C) at 202°C is mixed into 242 kg of water (c = 4184 J/kg·°C)…
A: Mass of steam, m = 75 kg Specific heat, cs = 2010 J/kg·°C Temperature of steam, Ts = 202°C Mass of…
Q: A solid aluminum sphere has a radius of 12.4 cm at a certain temperature. It is then cooled by 64.0…
A: The volume of solid sphere is calculated by using the formula V=43πr3 , where r=0.124 m is the…
Q: A swimming pool filled with water has dimensions of 4.76 m ✕ 10.2 m ✕ 1.70 m. Water has density ρ =…
A:
Q: 1.3. A copper cylinder has a mass of 65.5 g and a specific heat of 0.092 cal/g·°C. It is heated to…
A: “Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: 0.35 kg of water ice at -3.1°C is placed in an aluminum mug that had been previously cooled to…
A:
Q: The area of the skin of an adult human being is about 2.10m^2. If the temperature of the skin of an…
A: Solution: Given that A = 2.1 m2 T0 = 26 C T=36
Q: A 500 g copper cup has an initial temperature of 250 oK. If the specific heat of copper is 385 J…
A:
Q: You are given 204 g of coffee (same specific heat as water) at 80.0°C (too hot to drink). In order…
A: Given Mass of coffee = 204 g Initial temperature of coffee = 80 °C final temperature of coffee = 60…
Q: Ice at 0.0°C is mixed with 6.30 × 102 mL of water at 25.0°C. How much ice must melt to lower the…
A: The objective of the question is to find out how much ice must melt to lower the temperature of a…
Q: A closed box is filled with dry ice at a temperature of -88.3 oC, while the outside temperature is…
A: The rate of heat conduction is given by
Q: On a hot dry day, evaporation from a lake has just enough heat transfer to balance the 1.00 kW/m2 of…
A: Given: The heat transfer from the sun is Q=1 kW/m2. The time of evaporation is t=1 h. The area of…
Q: A parcel of air with a volume of 9.3 x 10 km that contains 4.8 x 10 kg of water vapor rises to an…
A: The total amount of heat required for all the water in the parcel condense and then freeze,…
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