20. Kelsey is making two pitchers of sweetened iced tea. In the blue pitcher she is using 500 mL of water and 30g of sugar. In the red pitcher she is using 1500 mL of water and 85g of sugar. Which pitcher contained the concentrated solution? (2pts) Explain your answer using evidence. (4pts). plz help

Which of the following is not a good technique for managing used oil? a) have specific, labeled catch pans available for technicians who are collecting oil b) spills in your shop and any releases on pavement or outside should be poured down a drain c) do not use oil containers for antifreeze or other non-similar fluids d) be prepared for oil spills with the proper absorbents

Provide a stepwise curved arrow mechanism that fully explains the outcome of the reaction shown below. oh нао* heat он

What does the mass of 0.7891 mol of ferric oxide (fe2o3)