2. A sample of baking soda was found to consist of 4.561 g Na, 0.2000 g H, 2.383 g C, and 9.520 g 0. Calculate the moles of each element present, and determine the empirical formula of baking soda.

indicate valleys, hills, steepness and gentleness of slopes.

explanation:

contour lines on a map indicate elevation, or depth. numeric notations on contour lines refer to the level of elevation, or height about sea level.

the number of protons in the nucleus of a given element. has slight luster and conducts electricity at high temperatures like metal.but like a nonmetal,boron is brittle and does not conduct electricity well at low temperatures. in graphite, carbon is a soft,brittle solid.it is reflective,ductile,or malleable.