Calculate the volume (in mL) of NO2 at 1 atm and 273 K obtained by treating 12.7 g of Cu with an excess of concentrated nitric acid from the following reaction: Cu(s) + HNO3(aq) —• Cu(NO3)2(aq) + H200(l) + NO2

1). 8960 2 ). 896

3 ). 89.3 4). 6900

in cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level. a contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness or gentleness of slopes.

explanation:

honesty and integrity.

inspire others.

commitment and passion.

good communicator.

decision-making capabilities.

accountability.

delegation and empowerment.

creativity and innovation.

here are the traits of a good leader.i'm not going to give you the examples so you can copy right it.that's illegal but i hope that this you out.

the formula mass of a molecule or a compound is the sum of the atomic weights of the atoms in its empirical formula

(that's what i know about formula mass)