You visited us 1 times! Enjoying our articles? Unlock Full Access!

Specific Heat Capacity

Calculate the...

Question

Calculate the amount of heat energy required to raise the temperature of $2 g$ of mercury (Specific heat Capacity $0.12 J g^{- 1}^{o} C^{- 1}$ ) from $10^{o} C$ to $30^{o} C$ :

1.2 J

No worries! We‘ve got your back. Try BYJU‘S free classes today!

2.4 J

No worries! We‘ve got your back. Try BYJU‘S free classes today!

4.8 J

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

9.6 J

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C $4.8 J$
heat require to raise the temperature by $30 - 10 = 20^{o} C$
Heat required = $m s Δ T$
$= 2 \times 0.12 \times 20 = 4.8 J$

Suggest Corrections

Similar questions

100 g

20^{o} C

70^{o} C

= 390 J k g^{- 1} K^{- 1}

100 g

20^{\circ} C

70^{\circ} C

390 J k g^{- 1} K^{- 1}

1^{o} C

1 k g

- 10^{o} C

100^{o} C

7, 77, 000 J

= 2100 J k g^{- 1} K^{- 1}

= 4200 J k g^{- 1} K^{- 1}

^{o}

^{o}

= 4200 J k g^{- 1 o} C^{- 1}

Join BYJU'S Learning Program