SULL Nosobooks
Date
10
20
Date 11
in which of the following two atoms is electrically
neutral? Why? (2)
on
би
SP
se
iii. using the information about sodium Na? Answer
the question below:
a.) Draw the atomic structure and show the
arrangement of all the sub-atomic particles.
Ans:

What is the rms speed of cesium atoms that have been cooled to a temperature of 100 nk?

The organism shown is a free-living one that is anchored to the bottom of ponds and streams during one stage of its life cycle what is the common name for the group to which this organism belong

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space