An atom has 25 protons, 30 neutrons, and 25 electrons. what is the charge of the nucleus?

Tell me the iupac name of the following compounds:

‘which reaction would most likely require the use of an inert electrode?

Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy