Aspirin is 60.00% carbon, 4.48% hydrogen and 35.35%
oxygen. what is the empirical formula for asprin?

Why is soap used to remove grease? a. its nonpolar end dissolves the grease. b. it makes the water bond with the grease. c. it chemically bonds with the grease. d. its polar end dissolves the grease.correct answer for apex - a, its nonpolar end dissolves the grease.

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

If blood contains 150g of hemoglobin per liter of blood, how much hemoglobin would be contained in 10 ml of blood