A piece of wood near a fire is at 23°C. It gains 1,160 joules of heat from the fire and reaches a temperature of 42°C. The specific heat capacity of

wood is 1.716 joules/gram degree Celsius. What is the mass of the piece of wood?

ОА. 16 g

OB. 29 g

ОC. 36 g

OD. 61 g

Question

Chemistry

Karli Reed

20 February, 17:47

A piece of wood near a fire is at 23°C. It gains 1,160 joules of heat from the fire and reaches a temperature of 42°C. The specific heat capacity of

wood is 1.716 joules/gram degree Celsius. What is the mass of the piece of wood?

ОА. 16 g

OB. 29 g

ОC. 36 g

OD. 61 g

+3

Answers (1)

Know the Answer?

Steve Atkinson · Answer 1

35.578g or 36g if you round

Explanation:

Q=mc ∆∅ where ∅ is temperature difference

1160 = m x 1.716 x (42-23)

m = 1160 / 1.716 x19

m=35.578g

m = 36g to nearest whole number

A piece of wood near a fire is at 23°C. It gains 1,160 joules of heat from the fire and reaches a temperature of 42°C. The specific heat capacity ofwood is 1.716 joules/gram degree Celsius. What is the mass of the piece of wood?ОА. 16 gOB. 29 gОC. 36 gOD. 61 g

A piece of wood near a fire is at 23°C. It gains 1,160 joules of heat from the fire and reaches a temperature of 42°C. The specific heat capacity of

wood is 1.716 joules/gram degree Celsius. What is the mass of the piece of wood?

ОА. 16 g

OB. 29 g

ОC. 36 g

OD. 61 g