An atom can be an ion, but not all ions are atoms. The difference between an atom and an ion has to do with net electrical charge. ... The identity of an element is determined by the number of positively charged protons in the atom's nucleus. A stable atom contains the same number of electrons as protons and no net charge.
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Answer: Between 8 and 14
Explanation: Ammonia is an inorganic compound of formula NH₃. Also known as ammonium hydroxide, it behaves as a weak base.
pHydrion paper is a chemical test indicator, i.e., it indicates the pH of a substance.
If inserted in Ammonia, pHydrion will indicate a range of 8 to 14 because in pH scale, indication of base is over 8 and up to 14. The exact number depends on the hydrogen ion concentration of the substance.
The brain is an organ in your head, protected by your skull. It allows you to doall essential tasks.
Answer:Myocardium
Explanation: Myocardium is the middle layer of the heart wall. It is also the muscle tissue of the heart.
Myocardium is the thickest layer of the heart wall. It is madeup of cardiac muscle cells. These muscle cells possess contracting capability like other muscle cells.
