Why is it important to look at the color of a rock

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

Which factor is likely to impact the possible number of compounds ?

In science class richard learns that a substance has a boiling point of 230 fahrenheit his teacher ask him to convert this temperature to degrees celsius what is the boiling point of his substance in degrees celsius