20cm³ of sulphuric acid reacts completely with excess zinc to form 0.1 mole of hydrogen gas. Calculate the molarity of the acid used.

Apropane torch is lit inside a hot air balloon during preflight preparations to inflate the balloon. which condition of the gas remains constant

Most points for whoever anwers i need your which is not an isotope of carbon? a. carbon-6 b. carbon-12 c. carbon-13 d. carbon-14

Watch the video to learn about the process of hydrogen bonding. hydrogen bonding is a type of intermolecular force that exists between polar covalent molecules, one of which has a hydrogen atom that is bonded to a small and extremely electronegative element, specifically an n, o, or f atom, on the other molecule. hydrogen bonding is a subset of dipole-dipole forces.