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Q: How does the specific heat of water compare with that of various metals? Why?

A: Specific heat can be defined as the amount of heat that is added or release from any substance to…

Q: 50g of ice at 0°C is mixed with 50g of water at 80°C ,what will be the final temperature of a mixed…

A: given m1 =50 g = 0.050 kgm2 = 50 g = 0.050 kgθ1 = 00  c θ2 = 800 cfinal temperature =θ

Q: Why does the ability of a metal to conduct electricity decrease with increasing temperature?

A: SOlution: how does the ability of a metal to conduct electricity affect with increasing temperature.

Q: Why does decreasing the temperature of a liquid make it freeze?

A: As the temperature of a liquid decreases, the randomness in the motion gets decreased. Freezing…

Q: How many kilograms of -5°C ice per day will melt and evaporate to steam after adding a total of 7500…

A: Specific heat of water is defined as the amount of heat supplied to 1 kg of water to increase its…

Q: Given A - 2i -3j • k. B =i-j+ k and C -i-3j • 2k. find (A x B) • C

A:

Q: The heating effect depends on which factors?

A: The heating effect of current depends on the following factors : The amount of time for which the…

Q: Which gas has higher specific heat capacity, a monoatomic or a diatomic gas at room temperature?

A: Molar specific heat is the heat required to raise the temperature of 1 mole of gas by 10C.

Q: What properties of metal make them conduct heat better than wood?

A: A metal is a good conductor of heat whereas a wood is a bad conductor of heat. Metals have more…

Q: Comparing ice water and ice candy, which one is colder? Explain.

A: Ice water is in the liquid phase whereas ice candy is in the solid phase.

Q: Why does the temperature of boiling water remain the same as long as the heating and boiling…

A: The temperature of the boiling water will not exceed 100°C as long the heating and the boiling…

Q: Why is Mercury Used in Thermometers?

A: Mercury is the only metal that is in liquid state at room temperature. It is used in thermometers…

Q: How did we get the picture below, through an expansion and if so please show it

A: The expression for probability is  P=4a4π12ax2 e-ax2 For highest probability, equate the derivative…

Q: xture consists of 30 g of ice and 20 g of liquid water, both at 0°C. The amount of heat that must be…

A: energy required to melt all ice Mixture contain = 30g ice + 20g water at 0°c  TEMP OF LIQUID WATER…

Q: How can water be brought to a boil without heating it?

A: Boiling is the process when liquid phase changes to the gas phase.

Q: How do you solve for a specific heat of a metal?

A: The amount of heat required to raise the temperature of a body depends on the following factors: On…

Q: Listen How much heat is needed to raise the temperature of 0.55 kg of silver from 0°C to 125.0°C?…

A: Given mass of silver = m = 0.55 kg change in temperature of silver = ΔT = 125 oC or K because change…

Q: A match stick can be lighted by rubbing it against a rough surface, Why?

A: Upon the rubbing the match stick, work is converted to heat due to friction. The temperature of the…

Q: Why does the conductivity of metals decrease with increase in temperature?

A:

Q: Since all the objects emit energy to the surroundings, why don't the temperature of all the objects…

A: An object which is a good energy emitter will be also very good absorber. Such bodies are said to be…

Q: what happens to its temperature as ice as ice changes into water?

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Q: Some solar energy devices used in homes circulate air over a bed of rocks that absorb thermal energy…

A: Use principle of calorimetry and put the values to calculate energy stored.    Given:mass of…

Q: If the atoms of an object are moving or vibrating slowly, the object would feel O Cold O Hot…

A: Temperature is the measure of coldness and hotness of the body. When the body is hot, molecule of…

Q: Why are stemless funnels used instead of long-stem funnels to filter hot solutions through fluted…

A: Filtration is a process that separates solids, debris from a liquid. The apparatus that are used in…

Q: One litre water at 42 °C is mixed with one litle water at 64 °C. The temperature of the mixture will…

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Q: which would you choose to keep from burning your hand while one end is in the fire?

A: Specific heat capacity The specific heat capacity of a substance is defined as the amount of heat…

Q: Why does increasing the temperature of a solid make it melt?

A: The process by which solid become liquid is known as melting. Phase changes occur when matter…

Q: Why doesn't energy added to boiling water increase the temperature of the water?

A: When the water is boiling, it is on the course of undergoing a phase transition from its liquid…

Q: What happens to the temperature of water as it is boiling?

A: BOILING: Boiling is the process by which a liquid turns into a vapor when it is heated to its…

Q: A.) A scientist adds 352 g of water at 61°C to ice at 0°C. If the final temperature of this closed…

A:

Q: Substances that don’t conduct heat are known as what?

A: The value of coefficient of thermal conductivity (K) of a material is equal to the rate of flow of…

Q: Choose the correct number of molecules in a mole of: Gold VChoose... 197 Water 6.02 x 10 23 18…

A: To find:  the number of molecules in a mole of different elements or compounds