A bob of mass of 0.18 kilograms is released from a height of 45 meters above the ground level. What is the balue of the kinetic energy gained by the bob at the ground level?

Match the factors which affect the rate of dissolving/dissociation/diffusion.

If a cube has a mass of 90.91 kilograms and a weight of 200 pounds on Earth, what will its mass and weight be on another planet? options: The weight will be 200 pounds and the mass will be 90.

A positively charged particle with a mass of 1.673*10-27kg is an

What is the name of this ion: Cl- a. calcide b. chlorate c. chloride d. chlorine ion

A ground state hydrogen atom absorbs a photon of light having a wavelength of 92.05 nm. It then gives off a photon having a wavelength of 1736 nm. What is the final state of the hydrogen atom?

If a compound has a molar mass of 180 g/mol and its empirical formula is CH20, what is its molecular formula? CH20 C₂H4O2 C6H1206 C12H22011

Which element has six energy levels? A) rubidium (Rb) B) cesium (Cs) C) potassium (K) D) sodium (Na)

What is a segment of dna that contains a single unit of information?

Is carbon monoxide covalent or ionic?

Do all organisms perform meiosis?