A logical, systematic approach to the solution of a scientific problem

What is the volume of the fluid in the graduated cylinder with accuracy and measured to the correct degree of precision? 41.2 ml 42.0 ml 41.23 ml 41.89 ml

In saturated organic compounds, all the bonds between carbon atoms are called?

Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table