Answer
C.
Explanation
The curve that is produced by adding ammonia to 25 cm³ of hydrochloric acid is the curve in option C.
- When you are sitting constant at bench your blood vessels and pressure of muscles are stable there.
- When you sudden wake up blood also wakes up .
- The gravity pulls it down from head.
- So you feel lightweight.
Muscular and nervous system involved
Atomic structure and Isotopes Quiz - Quizizz. The mass number of an element that has 18 protons, 18 electrons, and 19 neutrons<span> is The atomic number of an element that has </span>9 protons<span>, 9 electrons, and </span>10 neutrons<span> is</span>