Name a compound which on heating with excess of concentrated sulphuric acid at 443k gives ethene

How does climate change cause the ocean's thermohaline current to slow down?

Which substance can be broken down by chemical means

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.