8. In which part of a 'product formed versus time' graph is the reaction quickest?
A. at the beginning
B. in the middle
C. at the end

According to the vsepr theory what is the shape of a molecule that has a central atom valence three other items with no lone pairs of electrons

Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?

What is the atomic number of an atom that has 6 protons