2H2S + 3O2 → 2SO2 + 2H2O

1. If 5.2 g of water are formed, how many moles of O2 are used?

What is the strongest intermolecular force between an nacl unit and an h2o molecule together in a solution? covalent bonding dipole-dipole force hydrogen bonding ion-dipole force

Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?

Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus colonies can grow due to an elevated nacl level. a yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the ph as a result and changing the color of a ph indicator chemical. this type of medium would be referred to as a differential and enrichment culture.