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
Trunks are the branches of trees .the sweet and fleshy product of a tree or other plant that contains seed and can be eaten as food is called fruits . A flower, sometimes known as a bloom or blossom, is the reproductive structure found in flowering plants. The biological function of a flower is to effect reproduction, usually by providing a mechanism for the union of sperm with eggs.
Stalactites hang from the ceiling of a cave while stalagmites grow from the cave floor.
I think how long and how often.
Based of the map, you can infer that it's D because if you look the rivers are running through multiple countries and act as a border for the countries of Germany, Austria, Hungary, etc.
hopefully this helps