1st Define Covalent bond and it's type 2nd What would be the electron dot structure of carbon dioxide which has the formula CO2.
3rd what would be the electron dot structure of a molecule of sulphur which is made up of eight atoms of sulphur?

Draw the skeletal structures of two different molecules that are each made of 5 carbon atoms and 12 hydrogen atoms.

Which one of the following substances would be the most soluble in ccl4? na2so4 h2o ch3ch2ch2ch2oh c4h10 hi

Which of these statements best explains why space exploration should be encouraged? it prepares humans to live without oxygen. it dispel myths about objects in space. it prevents comets and asteroids from striking earth. it creates technology to absorb harmful radiations in space.