2C5Hg () - 150, (g) — 12002 (g) + 6H20 (9) 15 m New question What mass of benzene (C3Hp) is required to react with excess oxygen (O2) to produce 65.50 g of carbon dioxide (CO,)? Problems solved: 0 0 ( 602-1020 mo​

If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?

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? /

How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?