What is the hydronium ion concentration of a solution with a poh of 8.30?

1.28 × 10−6 m

1.99 × 10−6 m

2.34 × 10−5 m

2.86 × 10−5 m

Complete this brønsted-lowry reaction placing each product by its appropriate label. hso4- + hcn

1) in saturated limewater, [h+ ]=3.98x10-13 m. a) find [oh]-/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 2) in butter, [h+ ]=6.0x10-7 m. a) find [oh]-/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 3) in peaches, [oh]=3.16x10-11 m a) find [h+ ]/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 4) during the course of the day, human saliva varies between being acidic and basic. if [oh]=3.16x10-8 m, a) find [h+ ]/ b) what is the ph? / c) is the solution acidic, basic, or neutral? /

What is the temperature of one mole of helium gas at stp?