How much heat is needed to raise the temperature of 101 g of water from 23.0 °C to 92.0 °C?
This problem needs the concept of Calorimetry. I provide a detailed solution as follows, Hope it will help you.
How much heat is needed to raise the temperature of 101 g of water from 23.0...
Part A How much heat must a 23.0 g sample of water absorb to raise its temperature from 14.0 °C to 74.0 °C? (For water, C 4.18 J/g. "C.) 0 5.77 kJ O 7.11 kJ O 330 kJ 1.35 kJ Request Answer Submit ide Feedback
1. How much heat is needed to raise the temperature of 3 kg of water from 20oC to 40oC? Give answer in kJ (1kJ = 1000 J) (round answer to 3 sig fig) 2. How much heat is needed to raise the temperature of 3 kg of ice from -40oC to -20oC? (round answer to 3 sig fig) Specific heat of water: C = 4180 J/kgK Specific heat of ice: C = 2090 J/kgK Specific heat of ethanol: C= 2440...
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How much heat is required to raise the temperature of 27.8 g27.8 g of water from −55 °C−55 °C to 145 °C?
A) How much heat must be absorbed by a 23.0 g sample of water to raise its temperature from 30.0 ∘C to 50.0 ∘C? (For water, Cs=4.18J/g∘C.) Express your answer to three significant figures and include the appropriate units. ΔErxn = nothing kJ/mol B) anganese reacts with hydrochloric acid to produce manganese(II) chloride and hydrogen gas. Mn(s)+2HCl(aq) → MnCl2(aq)+H2(g) You may want to reference (Page 271) Section 6.7 while completing this problem. Part A When 0.635 g Mn is combined...
3. Calculate the heat absorbed by 25.0 g of water needed to raise its temperature from 20.0°C to 65.0°C. The specific heat of water is 4.18 J/gºC. Show your work Final Answer 4. Aluminum metal has a specific heat of 0.901 J/g C. How much heat is transferred to a 6.75 g piece of aluminum initially at room temperature, 20.0°C, when it is placed into boiling water? The temperature of boiling water is 100°C. Show your work Final Answer 5....
How much heat is required to raise the temperature of 12.0 g of water from 15.4°C to 93.0°C? The specific heat of water is 4.184 J/g.-C. O 223 J O 773 J O 5033 O 467 x103 O 3.90 <103
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How much heat is required to raise the temperature of 420 g of water from 20°C to 28°C? ____cal I will make sure to rate if you answer accurately.