I think that type of rock is call Igneous rock because the igneous rock is molten rock from volcanoes.
Answer: 34.4 g
Explanation:


As
is in excess,
is the limiting reagent and thus it will limit the formation of products.

According to stoichiometry:
2 moles of hydrogen produce = 1 mole of 
2.5 moles of hydrogen produce =
of 
Mass of 
But as % yield is 86%, mass of
produded is 
Thus 34.4 g of
is produced.
Answer:
Heterogenous
Explanation:
Mud is a mixture of water and soil
Answer:
an increase of acceleration or decrease of acceleration
Explanation: