The specific heat of substance A is 10 times that of substance B. If equal amoun

Question

The specific heat of substance A is 10 times that of substance B. If equal amounts of heat are added to equal masses of the substances, then the temperature Increase of substance A would be _ the same as that of B 10 times that of B one tenth that of B none of the preceding Mow much heat m kcal must be added to 0.38 kg of water at room temperature (20 degree C) to raise its temperature to 49 degree C? Answer the following (a) How much energy is necessary to heat 5.0 kg of water from room temperature (20 degree C) to its boiling point? (Assume no energy loss.) kcal (b) If electrical energy were used, how much would this cost at 51c per kWh?

Explanation / Answer

7)We know that heat energy

H = m*c*delta T

where, c is specific heat

Therefore, one- tenth that of B

Related Questions

Navigate

• Browse (All)
• Browse T
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.