Use the information from the question to calculate how many moles of the known reactant or product are actually used. Use the balanced equation to work out how many moles of the reactant or product ...

Balanced equations are used to allow chemists to calculate how much product they will produce from their reactants. The co-efficients in balanced equations represent the number of moles reacting and ...

Roll up your sleeves and get counting: Tallying the number of moles on your arm can help predict your chances of melanoma, researchers from King’s College London discovered. In the study, people with ...

People who have 11 or more moles on one of their arms could have a higher risk of the deadly skin cancer melanoma, according to a new study. Researchers counted the number of moles that study ...

THE number of moles on your right arm is an indicator of how likely you are to get skin cancer, a new study suggests. People who have more than 11 moles on their right arm could have a higher risk of ...