Which substance will require more energy to heat if all the samples have the same mass?

Question

anonymous · Answer

here is the diagram

anonymous · Answer

@Festinger

festinger · Answer

If you aren't sure, just multiply each value with a mass, say 1g. Raise the temperature by 1C.

If you remember
$$Q=mc\Delta T$$ c, heat capacity is:$$\frac{Q}{m\Delta T}$$

anonymous · Answer

lol yeah you explained last time

anonymous · Answer

) 	Lead
	
2) 	Magnesium
	
3) 	Iron
	
4) 	Aluminum
 are the choices i thought it was aluminum

festinger · Answer

Why aluminum?

anonymous · Answer

no sorry iron i thought it said least. Iron becuase it had the highest number

festinger · Answer

well, aluminum has a number higher than iron!

festinger · Answer

look at the table, the substance that has the highest value is the answer

festinger · Answer

you don't have to worry about the Ar or anything like that because the values are given in per unit mass.

anonymous · Answer

so is it aluminum

festinger · Answer

aluminium has 0.897, Magnesium has 1.023

anonymous · Answer

it's early here

anonymous · Answer

i get it now