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Molar and Specific Heat Capacity

What will be ...

Question

What will be the specific heat of a $10 g$ sample that has absorbed $100 c a l$ over a temperature change of $30^{0} C$ ?

0.333 c a l / g

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0.666 c a l / g

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3 c a l / g

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300 c a l / g

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Solution

The correct option is B $0.333 c a l / g$
Specific heat = $\frac{e n e r g y a b s o r b e d}{s a m p l e m a s s \times T e m p e r a t u r e c h a n g e} = \frac{100}{10 \times 30} = 0.333 c a l / g$

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What will be the specific heat of a 10g sample that has absorbed 100cal over a temperature change of 300C?

The correct option is B 0.333 cal/gSpecific heat = energy absorbedsample mass×Temperature change=10010×30=0.333 cal/g

What will be the specific heat of a $10 g$ sample that has absorbed $100 c a l$ over a temperature change of $30^{0} C$ ?

The correct option is B $0.333 c a l / g$
Specific heat = $\frac{e n e r g y a b s o r b e d}{s a m p l e m a s s \times T e m p e r a t u r e c h a n g e} = \frac{100}{10 \times 30} = 0.333 c a l / g$