The most common type of climate in Brazil is d. tropical wet and dry.
Brazil is a huge country with many different climates.
However, a large portion of the country has a <em>tropical savanna</em> climate. There are <em>distinct wet and dry seasons</em> and monthly mean temperatures are <em>above 18 °C</em> all year round
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Answer:

Explanation:
Double Bond => An Alkene molecule
So, the suffix will be "-ene"
7 Carbons => So, we'll use the prefix "Hept-"
Combining the suffix and prefix, we get:
=> Heptene
NaCl:
Na = + 1
Cl = - 1
hope this helps!
The answer is 0 if im right