Iron absorbs heat when its temperature rises

Assignment Help Chemistry

Reference no: EM13702093

Question- A 47.00g sample of iron absorbs 914 j of heat when its temperature rises from 228.34 degree C to 71.75 degree C

A) .488 j/g C

B) 1.86 j/g C

C) 6.61 j/g C

D) 59.23 j/g C

I want you to clarify the chemistry in this above problem.

Reference no: EM13702093

Questions Cloud

What is the pressure exerted by moles of gas : Question- What is the pressure (in Torr and atm) exerted by 0.331 moles of gas Argon, when the sample is contained in a flask whose volume is 400mL and whose temp. is 20 C

Naoh mixture and consider the volume to be constant : If I start adding the K2CO3/NaOH mixture to my solution of metals, how much would I have to add before the FIRST precipitate formed? You may ignore the added volume from the K2CO3/NaOH mixture and consider the volume to be constant during the prec..

What is the pressure exerted by the gas sample : Question- A 10.0 L vessel contains 3.8 x 10 2 grams of nitrogen gas. What is the pressure exerted by this gas sample at 25 degree Celsius

Hydrochloric acid is completely neutralized : Question- A 25.00 ml sample of 0.250 M hydrochloric acid is completely neutralized with 0.125 M sodium hydroxide solution. The millimeters of the NaOH solution required are.

Iron absorbs heat when its temperature rises : Question- A 47.00g sample of iron absorbs 914 j of heat when its temperature rises from 228.34 degree C to 71.75 degree C

How much energy is released when the metal drops temperature : Question- The specific heat of metal is .467j/g degree Celsius. How much energy is released when a 35.0 gram piece of the metal drops in temperature from 355.3 degree C to297.4 degree C

Determine the simplest formula for a compound : Question- Determine the simplest formula for a compound that contains the following composition by mass- 32.79% sodium 13.02% aluminum 54.19% fluorine.

Explain the potassium ion k + or the potassium atom k : Question- Which should be larger the potassium ion k + or the potassium atom K. Which should be larger the potassium ion K+ or the argon atom ar. Explain

Calculate the heat needed to raise the temperature : Question- The specific heat of aluminum is 0.900 J/g degree Celsius. Calculate the heat needed to raise the temperature of a 45.0 g block of aluminum from 20.5 degree Celsius to 297.4 degree Celsius

User Account

All Pages