Hydrogen and Oxygen produce Water in the reaction below 2 H2 + O2
2H20
How many grams of water will be produced by 73.4 liters of oxygen at STP?
Round to 0.1 decimals

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:

it is the most commonly accepted one

1. a)c-14 has two more protons

2. d)they have different numbers of protons, neutrons, and valence electrons; they are all gases at room temperature.

3. c) iron and nickel.