Which positive ion must be present in an aqueous solution of an Arrhenius acid?

NY Regents Chemistry Exam August 2023 Question 27

27 Which positive ion must be present in an aqueous solution of an Arrhenius acid?

(1) H3O+

(2) Na+

(3) NH4+

(4) Rb+

Solution: An Arrhenius acid produces hydronium ions (H3O+) when dissolved in water, choice 1

Choice 2

Prepare for the Chemistry Regents Exam: HERE

H 2 (g) + I 2 (g) ⇌ 2 HI(g) Hydrogen gas reacts with iodine gas at constant temperature in a sealed rigid container. The gases are...

In which of the following processes will ∆ S ° be negative? (A) C 2 H 5 OH( l ) -> C 2 H 5 OH( g ) (B) NaCl( s ) -> NaCl( l ) (C) CO 2 (...

Ready For Chemistry Tutoring?

I tutor all levels of chemistry including general and organic chemistry.

Related Posts