The specific heat of iron is 0.4494 J/g x oC. How much heat is transferred when a 4.7 kg piece of iron is cooled from 180 oC to 13 oC? Remember you must use the same units so you will have to convert your mass to grams before you begin.

Asolution contains 180 g of glucose (c6h12o6) and 162 g of water. what is the mole fraction of glucose?

Athe top of a hill, an athlete on a skateboard has x joules of mechanical energy. how much mechanical energy will she have at the bottom of the hill? ignore the effects of friction.

What are the advantages of using the metric system? designed as a decimal system making conversions simpler more accurate system of measurement has prefixes that correspond to an amount to use with all base units used by the entire scientific community