Nancy likes collecting seashells and storing them in a box. She can empty the seashells out of the box and see all the seashells at once. Which of these is a statistical question that Nancy can ask about her seashells?

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true

Consider the reaction of a(g) + b(g) + c(g) => d(g) for which the following data were obtained: experiment initial [a], mol/l initial [b], mol/l initial [c], mol/l initial rate, mol/l.s 1 0.0500 0.0500 0.0100 6.25 x 10^-3 2 0.100 0.0500 0.0100 2.50 x 10^-2 3 0.100 0.100 0.0100 1.00 x 10^-1 4 0.0500 0.0500 0.0200 6.25 x 10^-3 what is the rate law for the reaction?

The element that has the greatest electronegativity is