Question

i)S=” Hello”

S=S * 2

print ( S )

print (‘Hello’) find ans​

Answer 1

The mass number (represented by the letter A) is defined as the total number of protons and neutrons in an atom. Consider the table below, which shows data from the first six elements of the periodic table. Consider the element helium. Its atomic number is 2, so it has two protons in its nucleus

The Law of Orbits: All planets move in elliptical orbits, with the sun at one focus. ... The Law of Areas: A line that connects a planet to the sun sweeps out equal areas in equal times. 3. The Law of Periods: The square of the period of any planet is proportional to the cube of the semimajor axis of its orbit.