In an experiment, 0.2 mol of copper atoms was dissolved in nitric acid to produce copper(ii)nitrate. a)Calculate the volume of gas measured at r. t.p, produced in this reaction
b)calculatr the maximum mass of copper(ii)nitrate, produced in this reaction

Which object forms when a supergiant runs out of fuel? a red giant a black hole a white dwarf a neutron star

Which statement is true regarding the diagram of circle p? the sum of y and z must be 2x. the sum of y and z must be x. the difference of z and y must be 2x. the difference of z and y must be x

When the ionic compound nabr dissolves in water, br– ions are pulled into solution by the attraction between what two particles? a. the na+ and br– ions b. the na+ ion and the negative end of a water molecule c. the br– ion and the positive end of a water molecule d. the br– ion and the negative end of a water molecule