Calculate the PH of a Solution That Is 0

question 97

Multiple Choice

Calculate the pH of a solution that is 0.240 mol L^-1 in nitrous acid ( ) and 0.320 mol L^-1 in potassium nitrite ( ) . The acid dissociation constant of nitrous acid is 4.50 × .

• A) 12.885
• B) 4.461
• C) 3.222
• D) 10.528
• E) 3.472

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Definitions:

Resting State

A period of mental and physical inactivity during which an individual's consciousness is engaged but not focused on the external environment, often used in neuroimaging studies.

Action Potential

A rapid rise and subsequent fall in voltage or membrane potential across a cellular membrane, vital for nerve impulse transmission.

Synaptic Vesicles

Small sacs within a neuron that store neurotransmitters, which are chemicals that transmit signals across synapses.

Synaptic Knob

The bulbous end of a presynaptic neuron's axon terminal that houses neurotransmitters and is responsible for transmitting signals to other neurons at the synapse.