If orange juice has a pH of 4 then
A. the H+
concentration is 4.
B. it is an acidic solution.
C. it is an alkaline solution.
D. it is an acidic solution with a H+ concentration of 4.
E. None of these choices are correct.
B. it is an acidic solution.
You might also like to view...
What is the primary characteristic that groups phyla within the Ecdysozoa?
A. They all have tropchophore larvae. B. They all shed their exoskeletons. C. They all have radial cleavage. D. They all have lophophores. E. All of the choices provided are correct.
Mitochondria and chloroplasts have genomes that have evolved from the nuclear genomes in eukaryotes
Indicate whether the statement is true or false
Contraction of a skeletal muscle cell is initiated by the
A) release of acetylcholine by a neuron terminating at the neuromuscular junction. B) release of calcium ions by the neuron into the neuromuscular junction. C) electrical current traveling from the neuron directly into the muscle cell. D) hormones delivered by the blood supply to the nearby tissue. E) release of sodium ions by the neuron into the neuromuscular junction.
The United States is part of the Palearctic realm
____________________ Indicate whether the statement is true or false.