To calculate the atomic mass of a single atom of an element, add up the mass of protons and neutrons. Example: Find the atomic mass of an isotope of carbon that has 7 neutrons
Answer:
Each type of cell in a multicellular organism has a specific job that is important to the<em> survival</em> of the organism.
The liquid should be neutralized.
In the stomach, the pH value is around 2.0, which is because of the hydrochloric acid in the stomach. It can provide a optimum pH for the stomach enzymes.
However in the small intestine, the enzymes there works in a optimum pH of around 8.0, therefore the liquid must be neutralized before going into the small intestine, or else the enzymes in the small intestine will be denatured due to extreme pH.
Neutralization can be done by the sodium hydrogen carbonate, which is a alkali produced in small intestine.
Answer:
because they did it on youth children with the ages of 13-15 and was only 12 percent of them, when they really should be looking at older individuals so they can combat the harmful effects of tobacco in the future or make the effects less "harmful"
Explanation:
Water is one agent of weathering. Once a rock has been broken down, a process called erosion transports the bits of rock and mineral away.