3Ca(OH)2 + 2Al → 2 Al(OH)3 + 3 Ca Which of the following would be a correct molar ratio between Al and Al(OH)3?
a)2 mol Al
2 mol Al(OH)3

b)2 mol Al
3 mol Al(OH)3

c)2 mol Al
1 mol Al(OH)3

d)1 mol Al
2 mol Al(OH)3

Calculate the h3o+ concentration in a solution of acetic acid if the concentration of molecular acetic acid present at equilibrium is 9.97x10^-3 m and k for the dissociation is 1.86x10^-5. ch3cooh(aq)+h2o(> h3o^+(aq)+ch3coo^-(aq)

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

Select all that apply. a beta particle: is electromagnetic energy is an electron has zero charge is emitted from the nucleus has a +2 charge has a -1 charge