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.
Uber has recently cut its prices in an attempt to increase demand, and therefore how often drivers are utilized. But that doesn't seem to be doing the trick. We have reached out to Uber for comment on this story and it did not respond. They say you could make up to $90,000, but nobody can drive 60+ hours a week, an NYC-based UberX driver told us.