Which generalized equation represents a single displacement reaction?
question 12 options:

a +bc → ac+ b

a + b → ab

ab →a + b

Design techniques and materials that reduce the negative environmental impact of a structure are referred to as

Compare and contrast refraction of light and sound will give brainliest

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.