Answer:
Middle of summer is answer
The Democratic Republic of the Congo (DRC) (About this soundpronunciation (help·info) French: République démocratique du Congo (RDC)), also known as Congo-Kinshasa, DR Congo (French: RD Congo), the DROC,[6] or simply either Congo or the Congo, and historically Zaire, is a country in Central Africa. It is, by area, the largest country in sub-Saharan Africa, the second-largest in all of Africa (after Algeria), and the 11th-largest in the world. With a population of over 101 million, the Democratic Republic of the Congo is the most-populous officially Francophone country in the world, as well as the 2nd-most populous country in Africa (after Nigeria), and the 13th-most populous country in the world. Since 2015, the Eastern DR Congo has been the scene of an ongoing military conflict in Kivu.
Answer:
The weight% of
in augite is 13.16 %.
Explanation:
Atomic mass of calcium = 40 g/mol
Atomic mass of iron = 56 g/mol
Atomic mass of magnesium = 24 g/mol
Atomic mass of sodium = 23 g/mol
Atomic mass of aluminum = 27 g/mol
Atomic mass of silicon = 28 g/mol
Atomic mass of oxygen = 16 g/mol
Mass of 
Molar mass of the augite
= M

Weight% of
in augite:

Hey there!
Russia is in Europe and Asia. (F)
Hope this was of help, have a great day :)
I believe the first one is 'physical geography' :-)