CameraIcon

SearchIcon

MyQuestionIcon

1

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

Combustion

Heats of comb...

Question

Heats of combustion of diamond and graphite are $- 94.5 k c a l$ and $- 94 k c a l / m o l$ respectively. What will be the heat of transition from diamond to graphite?

A

- 0.5 k c a l

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

B

+ 0.5 k c a l

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

C

1 k c a l

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

D

- 1 k c a l

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

Open in App

Solution

The correct option is B $+ 0.5 k c a l$
$Δ H_{r e a c t i o n} = \sum Δ H_{c o m b (r e a c t a n t s)} - \sum Δ H_{c o m b (p r o d u c t s)}$

Suggest Corrections

thumbs-up

0

Similar questions

Q. The enthalpy of transition of C(diamond) to C(graphite) is?
Given that the enthalpies of combustion of C(diamond) and C(graphite) are – 393.5 and – 395.4 kJ

m o l^{- 1}

Q. Calculate the enthalpy change accompaning the conversion of

10 g

of graphite into diamond if the heats of combustion of

C (g r a p h i t e)

C (d i a m o n d)

- 94.05 k c a l

- 94.50 k c a l

Q. The enthalpies of combustion of

C_{(g r a p h i t e)}

C_{(d i a m o n d)}

- 393.5

- 395.4 k J / m o l

respectively. The enthalpy of conversion of

C_{(g r a p h i t e)}

C_{(d i a m o n d)}

k J / m o l

Q. The enthalpy of transition of C(diamond) to C(graphite) is?
Given that the enthalpies of combustion of C(diamond) and C(graphite) are – 393.5 and – 395.4 kJ

m o l^{- 1}

Q. The enthalpy of transition of C(diamond) to C(graphite) is (Given that the enthalpies of combustion of C(diamond) and C(graphite) are – 393.5 and – 395.4 kJ

m o l^{- 1}

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Introduction

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Standard VIII Chemistry

Join BYJU'S Learning Program

CrossIcon