Hi there!
I believe the answer to this is B. Elementary and High school students.
Hope this helps! ☺♥
Answer:
sulphuric acid as it is strong electrolyte and thus, ionises completely.
Explanation:
Answer:

Explanation:
It is given that,
The radius of the inflated balloon is 7 cm.
We need to find the volume of air inside the balloon in milliliters.
The balloon is in the shape of a sphere whose volume is given by :

Hence, the volume of the air inside the balloon is
.
Answer:
Argon is an element on the periodic table. It is a member of the noble gasses, meaning that it is a monoatomic pure gas. In other words, argon gas particles are simply pure single atoms of argon. ... Finally, water is a polyatomic molecule H2O composed of two atoms of hydrogen and one atom of oxygen.
Explanation:
Because it has atomic no. = 1 (according to modern periidic table)