Determine whether each of the following salts will form a solution that is acidic, basic, or pH-neutral. Possibly useful information: Kb(C5H5N)=1.7∗10−9, Kb(C6H5NH2)=3.8∗10−10, Kb(CH3NH2)=4.4∗10−4, Kb(NH3)=1.8x10−5 Ka(HF)=7.2∗10−4, Ka(HCN)=6.2∗10−10, Ka(HClO2)=1.1∗10−2, Ka(HC2H3O2)=1.8x10−5 CH3NH3CN : C5H5NHF : C6H5NH3ClO2 : NH4C2H3O2 :

City a and city b had two different temperatures on a particular day. on that day, four times the temperature of city a was 8â° c more than 3 times the temperature of city b. the temperature of city a minus twice the temperature of city b was â’3â° c. what was the temperature of city a and city b on that day? city a was 5â° c, and city b was 4â° c. city a was 3â° c, and city b was â’1â° c. city a was 8â° c, and city b was â’3â° c. city a was 5â° c, and city b was â’5â° c.

What are the spectator ions in 2h+ + so42- + ca2+ + 2r → caso4 + 2h+ + 21?

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li