Answer:
Population- China
Land area- Russia
Population Density- Japan
Crowded- Japan
Explanation:
CH4 + 02 → H20 + CO2
balance equation
CH4 + 2O2 → 2H2O + CO2
4 ÷ ( 12 + 4 ) = 0.25 mol
1 : 2
no mole of H2O = 0.25 × 2 = 0.5 mol
mass of H2O = 0.5 × ( 2 + 16 ) = 9g
Answer:
7.0 - 1.4 = 6.4
Explanation:
the pollution is increasing 1850 to1960 in a constant speed but from the year 1970 it start increasing very fastly
They pollinate the place they occur.
