WILL GIVE BRAINLIEST and please explain How many isomeric alkanes of the molecular formula C5 H12 are there?
Select one:
a. 4.
b. 2.
c. 3.
d. 1.

The diagram shows the relationship between scientific disciplines.the names of some scientific disciplines have been removed from the boxes. which scientific discipline belongs in the blue box? a.physics b.biology c.chemistry d.metallurgy

Which of these statements best explains why space exploration should be encouraged? it prepares humans to live without oxygen. it dispel myths about objects in space. it prevents comets and asteroids from striking earth. it creates technology to absorb harmful radiations in space.

What is the empirical formula of a compound that is 50.7% antimony and 49.3% selenium ?