Mass number minus the atomic number equals the number of neutrons. Mass number is the number of particles in an atom that have significant mass. Electrons are assigned a valâ¦ue of 0 since the mass is so much smaller than protons and neutrons. Protons and neutrons are similar in mass and are assigned mass number of 1.
Why Uber is losing so much money? The biggest part of the problem is that Uber is a relative small fish in the market and is not getting nearly enough customers. According to analyst reports, as of August 2015, Didi Kuaidi completed seven million rides as opposed to Uber's one million.
Itâs a no-win situation.â. [This fear of being viewed as a startup enemy also is why none of the early Uber investors we spoke with would allow us to publish their names.]. To be sure, itâs extremely hard to feel bad for anyone holding Uber stock, particularly those who have been in since 2009 or 2010. Thousand of dollars into Uber at the outset are now worth millions of dollars.