If an atom has an atomic number of 17 and a mass of 35, how many neutron does it have? Will give brainliest

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

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?

Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?