Calculate the average atomic mass of carbon if 98.90% of the atoms are c-12 (12. amu) and 1.100% are c-13 atoms (13.003354 amu).

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.

Iam hoping to create 5.72 grams of glucose. the plant was given 4.75 liters of co2 and 2.81 g of h20. which reactant was the limiting reagent? how much excess mass did we have of the other reactant?

Use the half-reactions of the reaction au(oh)3 + hi -> au +i2 +h2o to answer the questions