How many mole of n are in 2 gram of n2o

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here

Sugar is dissolved in water. which is the solute? sugar neither both water

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.