acid base K. K, name formula name formula ethylamine C2H5NH, 6.4× 10 hydrofluoric acid HF 6.8 × 10¬4 -4 HCH,CO2 1.8 × 10¯³ NH3 1.8 x 10 acetic acid ammonia Use this data to rank the following solutions in order of increasing pH. In other words, select a '1' next to the solution that will have the lowest pH, a '2' next to the solution that will have the next lowest pH, and so on. solution pH 0.1 M NaF choose one v 0.1 M KCH3CO2 choose onev 0.1 M NH4CI choose onev 0.1 M NANO3 choose onev

Li O=U M₁C-C H3C CH3 2. H30*

Please answer all parts. Thank you so much!

Maaliol is a fragrance found in patchouli oil. Draw the missing products and/or reagents in this synthesis of maaliol. Use a dash or wedge to indicate relative stereochemistry of substituents on asymmetric centers, where applicable. pa M H Os04 1. NH2NH2, KOH 2. SeO2 3. NH2NH2, KOH 7 Br ✔ o

Express Surgery Center's (ESC) preferred stock, which has a par value equal to $160 per share, pays an annual dividend equal to 10 percent of the par value. If investors require a 14 percent return to purchase ESC's preferred stock, what is the stock's market value? Do not round intermediate calculations. Round your answer to the nearest cent.

CH3 H 0-04 HO N. CH3

could you space it out better with better labels?