Use the food dye interactive to perform each dilution and then determine the values of f , f , and i . Food dye Initial concentration (μM) Initial volume (mL) Final concentration (μM) Final volume (mL) Red 40 32 3.0 f 6.0 Yellow 5 40 1.0 5.0 f Blue 1 8.0 i 1.0 8.0

In the reaction between a crushed antacid tablet and vinegar what gas is emitted

Which substance can be broken down by chemical means

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.