Answer:
False
Explanation:
The parachute on a dandelion makes it easily transportable by AIR.
The parachute helps in creating air resistance, and helps the dandelion to glide through the air. The presence of the parachute also plays an important role in the dispersion of its seeds.
Most organic acids are weak. Hydrogen fluoride (dissolving in water to produce hydrofluoric acid) is a weak inorganic acid that you may come across elsewhere.
...
acid Ka (mol dm-3)
hydrofluoric acid 5.6 x 10-4
methanoic acid 1.6 x 10-4
ethanoic acid 1.7 x 10-5
hydrogen sulphide 8.9 x 10-8
Answer:Carbon dioxide accounts for most of the nation's emissions and most of the increase since 1990. Transportation is the largest source of greenhouse gas emissions in the United States, followed by electricity generation.
Explanation:
The hopping movement of small grains and sand is called saltation.
