Type the correct answer in the box. Spell all words correctly. In architectural drawings, what do architects use to convey exact details about various parts of a drawing without leaving any scope for
misinterpretation?
Architects use
marks to identify the exact parts of a building without leaving any scope for misinterpretation.

What is the oxidation state of each individual carbon atom in c2o42−?

Which of the following observations indicates that an atom has neutrons? some uncharged particles are scattered by a beryllium atom when it hits a gold foil. some uncharged particles bounce back from a gold foil when it is bombarded with alpha particles. a radiation consisting of uncharged particles is emitted when alpha particles strike beryllium atoms. a radiation which attracts electrons is produced when a beryllium atom is bombarded with alpha particles.

Is the genie in the bottle experiment a physical or chemical change/reaction?