amariyanumber1923
26.08.2021 •
Chemistry
the concentration of mercury in the water of a polluted lake is 0.300 ug (micrograms) per liter of water what is the total mass of mercury in the lake, in kilograms, if the lake has a surface area of 10.5 square miles and an average depth of 37.0 feet?
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Ответ:
CH4+O2 = CO2+2H2O
C-1 C-1
O-2 O-4
H-4 H-4
CH4+2 O2 = CO2+2 H2O
C-1 C-1
O-2-4 O-4
H-4 H-4
You add a 2 in front of the O2 on the reactant side so the Oxygen can balance on the Product side